diff --git a/.gitattributes b/.gitattributes
index 5ecec8c01..7c7dcd241 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1,15 +1,24 @@
 # Autodetect text files and perform LF normalization
+
 .gitattributes text eol=lf
 setup text eol=lf
-out text eol=lf
+
+out binary
+
 *.txt text eol=lf
+*.html text eol=lf
+
 *.c text eol=lf
 *.h text eol=lf
+
 *.csv text eol=lf
-*.tsv text eol=lf
 *.dat text eol=lf
-*.pprint text eol=lf
-*.nidx text eol=lf
 *.dkvp text eol=lf
 *.json text eol=lf
-*.html text eol=lf
+*.nidx text eol=lf
+*.pprint text eol=lf
+*.tsv text eol=lf
+
+*.csv-crlf binary
+*.pprint-crlf binary
+*.dkvp-crlf binary
diff --git a/c/reg_test/expected/out b/c/reg_test/expected/out
index 97cc6920c..f29c04e2d 100644
--- a/c/reg_test/expected/out
+++ b/c/reg_test/expected/out
@@ -43125,7 +43125,7 @@ x_sum
 ================================================================
 IMPLICIT-HEADER-CSV INPUT
 
-mlr --irs crlf --no-mmap --icsvlite --ifs , --opprint cut -x -f b/ ./reg_test/input/multi-sep.csv
+mlr --irs crlf --no-mmap --icsvlite --ifs , --opprint cut -x -f b/ ./reg_test/input/multi-sep.csv-crlf
 a/   i/ x/                    y/
 wye/ 0/ 0.641593543645736508/ 0.262688053894177098
 eks/ 1/ 0.827614412562742041/ 0.715431942006308552
@@ -43133,7 +43133,7 @@ zee/ 2/ 0.923068348748175560/ 0.009737410587136359
 zee/ 3/ 0.000047786161325772/ 0.803142013402256216
 zee/ 4/ 0.676537984365847889/ 0.573903236805416328
 
-mlr --irs crlf --implicit-csv-header --no-mmap --icsvlite --ifs , --opprint cut -x -f 2 ./reg_test/input/multi-sep.csv
+mlr --irs crlf --implicit-csv-header --no-mmap --icsvlite --ifs , --opprint cut -x -f 2 ./reg_test/input/multi-sep.csv-crlf
 1    3  4                     5
 a/   i/ x/                    y/
 wye/ 0/ 0.641593543645736508/ 0.262688053894177098
@@ -43142,7 +43142,7 @@ zee/ 2/ 0.923068348748175560/ 0.009737410587136359
 zee/ 3/ 0.000047786161325772/ 0.803142013402256216
 zee/ 4/ 0.676537984365847889/ 0.573903236805416328
 
-mlr --irs crlf --no-mmap --icsvlite --ifs /, --opprint cut -x -f b ./reg_test/input/multi-sep.csv
+mlr --irs crlf --no-mmap --icsvlite --ifs /, --opprint cut -x -f b ./reg_test/input/multi-sep.csv-crlf
 a   i x                    y/
 wye 0 0.641593543645736508 0.262688053894177098
 eks 1 0.827614412562742041 0.715431942006308552
@@ -43150,7 +43150,7 @@ zee 2 0.923068348748175560 0.009737410587136359
 zee 3 0.000047786161325772 0.803142013402256216
 zee 4 0.676537984365847889 0.573903236805416328
 
-mlr --irs crlf --implicit-csv-header --no-mmap --icsvlite --ifs /, --opprint cut -x -f 2 ./reg_test/input/multi-sep.csv
+mlr --irs crlf --implicit-csv-header --no-mmap --icsvlite --ifs /, --opprint cut -x -f 2 ./reg_test/input/multi-sep.csv-crlf
 1   3 4                    5
 a   i x                    y/
 wye 0 0.641593543645736508 0.262688053894177098
@@ -43159,7 +43159,7 @@ zee 2 0.923068348748175560 0.009737410587136359
 zee 3 0.000047786161325772 0.803142013402256216
 zee 4 0.676537984365847889 0.573903236805416328
 
-mlr --irs crlf --mmap --icsvlite --ifs , --opprint cut -x -f b/ ./reg_test/input/multi-sep.csv
+mlr --irs crlf --mmap --icsvlite --ifs , --opprint cut -x -f b/ ./reg_test/input/multi-sep.csv-crlf
 a/   i/ x/                    y/
 wye/ 0/ 0.641593543645736508/ 0.262688053894177098
 eks/ 1/ 0.827614412562742041/ 0.715431942006308552
@@ -43167,7 +43167,7 @@ zee/ 2/ 0.923068348748175560/ 0.009737410587136359
 zee/ 3/ 0.000047786161325772/ 0.803142013402256216
 zee/ 4/ 0.676537984365847889/ 0.573903236805416328
 
-mlr --irs crlf --implicit-csv-header --mmap --icsvlite --ifs , --opprint cut -x -f 2 ./reg_test/input/multi-sep.csv
+mlr --irs crlf --implicit-csv-header --mmap --icsvlite --ifs , --opprint cut -x -f 2 ./reg_test/input/multi-sep.csv-crlf
 1    3  4                     5
 a/   i/ x/                    y/
 wye/ 0/ 0.641593543645736508/ 0.262688053894177098
@@ -43176,7 +43176,7 @@ zee/ 2/ 0.923068348748175560/ 0.009737410587136359
 zee/ 3/ 0.000047786161325772/ 0.803142013402256216
 zee/ 4/ 0.676537984365847889/ 0.573903236805416328
 
-mlr --irs crlf --mmap --icsvlite --ifs /, --opprint cut -x -f b ./reg_test/input/multi-sep.csv
+mlr --irs crlf --mmap --icsvlite --ifs /, --opprint cut -x -f b ./reg_test/input/multi-sep.csv-crlf
 a   i x                    y/
 wye 0 0.641593543645736508 0.262688053894177098
 eks 1 0.827614412562742041 0.715431942006308552
@@ -43184,7 +43184,7 @@ zee 2 0.923068348748175560 0.009737410587136359
 zee 3 0.000047786161325772 0.803142013402256216
 zee 4 0.676537984365847889 0.573903236805416328
 
-mlr --irs crlf --implicit-csv-header --mmap --icsvlite --ifs /, --opprint cut -x -f 2 ./reg_test/input/multi-sep.csv
+mlr --irs crlf --implicit-csv-header --mmap --icsvlite --ifs /, --opprint cut -x -f 2 ./reg_test/input/multi-sep.csv-crlf
 1   3 4                    5
 a   i x                    y/
 wye 0 0.641593543645736508 0.262688053894177098
@@ -43193,39 +43193,39 @@ zee 2 0.923068348748175560 0.009737410587136359
 zee 3 0.000047786161325772 0.803142013402256216
 zee 4 0.676537984365847889 0.573903236805416328
 
-mlr --icsv --ifs , --opprint cut -x -f b/ ./reg_test/input/multi-sep.csv
-a/   i/ x/                    y/
-wye/ 0/ 0.641593543645736508/ 0.262688053894177098
-eks/ 1/ 0.827614412562742041/ 0.715431942006308552
-zee/ 2/ 0.923068348748175560/ 0.009737410587136359
-zee/ 3/ 0.000047786161325772/ 0.803142013402256216
-zee/ 4/ 0.676537984365847889/ 0.573903236805416328
+mlr --icsv --ifs , --opprint cut -x -f b/ ./reg_test/input/multi-sep.csv-crlf
+a/   i/ x/                    y/
+wye/ 0/ 0.641593543645736508/ 0.262688053894177098
+eks/ 1/ 0.827614412562742041/ 0.715431942006308552
+zee/ 2/ 0.923068348748175560/ 0.009737410587136359
+zee/ 3/ 0.000047786161325772/ 0.803142013402256216
+zee/ 4/ 0.676537984365847889/ 0.573903236805416328
 
-mlr --implicit-csv-header --icsv --ifs , --opprint cut -x -f 2 ./reg_test/input/multi-sep.csv
-1    3  4                     5
-a/   i/ x/                    y/
-wye/ 0/ 0.641593543645736508/ 0.262688053894177098
-eks/ 1/ 0.827614412562742041/ 0.715431942006308552
-zee/ 2/ 0.923068348748175560/ 0.009737410587136359
-zee/ 3/ 0.000047786161325772/ 0.803142013402256216
-zee/ 4/ 0.676537984365847889/ 0.573903236805416328
+mlr --implicit-csv-header --icsv --ifs , --opprint cut -x -f 2 ./reg_test/input/multi-sep.csv-crlf
+1    3  4                     5
+a/   i/ x/                    y/
+wye/ 0/ 0.641593543645736508/ 0.262688053894177098
+eks/ 1/ 0.827614412562742041/ 0.715431942006308552
+zee/ 2/ 0.923068348748175560/ 0.009737410587136359
+zee/ 3/ 0.000047786161325772/ 0.803142013402256216
+zee/ 4/ 0.676537984365847889/ 0.573903236805416328
 
-mlr --icsv --ifs /, --opprint cut -x -f b ./reg_test/input/multi-sep.csv
-a   i x                    y/
-wye 0 0.641593543645736508 0.262688053894177098
-eks 1 0.827614412562742041 0.715431942006308552
-zee 2 0.923068348748175560 0.009737410587136359
-zee 3 0.000047786161325772 0.803142013402256216
-zee 4 0.676537984365847889 0.573903236805416328
+mlr --icsv --ifs /, --opprint cut -x -f b ./reg_test/input/multi-sep.csv-crlf
+a   i x                    y/
+wye 0 0.641593543645736508 0.262688053894177098
+eks 1 0.827614412562742041 0.715431942006308552
+zee 2 0.923068348748175560 0.009737410587136359
+zee 3 0.000047786161325772 0.803142013402256216
+zee 4 0.676537984365847889 0.573903236805416328
 
-mlr --implicit-csv-header --icsv --ifs /, --opprint cut -x -f 2 ./reg_test/input/multi-sep.csv
-1   3 4                    5
-a   i x                    y/
-wye 0 0.641593543645736508 0.262688053894177098
-eks 1 0.827614412562742041 0.715431942006308552
-zee 2 0.923068348748175560 0.009737410587136359
-zee 3 0.000047786161325772 0.803142013402256216
-zee 4 0.676537984365847889 0.573903236805416328
+mlr --implicit-csv-header --icsv --ifs /, --opprint cut -x -f 2 ./reg_test/input/multi-sep.csv-crlf
+1   3 4                    5
+a   i x                    y/
+wye 0 0.641593543645736508 0.262688053894177098
+eks 1 0.827614412562742041 0.715431942006308552
+zee 2 0.923068348748175560 0.009737410587136359
+zee 3 0.000047786161325772 0.803142013402256216
+zee 4 0.676537984365847889 0.573903236805416328
 
 
 ================================================================
@@ -44382,11 +44382,11 @@ n3 -2.7670116e+19
 ================================================================
 COMPRESSED INPUT
 
-mlr --csv --prepipe cat cat ./reg_test/input/rfc-csv/simple.csv
-a,b,c
-1,x,3
-4,5,6
-x,"y""yy",z
+mlr --csv --prepipe cat cat ./reg_test/input/rfc-csv/simple.csv-crlf
+a,b,c
+1,x,3
+4,5,6
+x,"y""yy",z
 
 mlr --dkvp --prepipe cat cat ./reg_test/input/abixy
 a=pan,b=pan,i=1,x=0.3467901443380824,y=0.7268028627434533
@@ -44401,10 +44401,10 @@ a=hat,b=wye,i=9,x=0.03144187646093577,y=0.7495507603507059
 a=pan,b=wye,i=10,x=0.5026260055412137,y=0.9526183602969864
 
 mlr --csv --prepipe cat cat
-a,b,c
-1,x,3
-4,5,6
-x,"y""yy",z
+a,b,c
+1,x,3
+4,5,6
+x,"y""yy",z
 
 mlr --dkvp --prepipe cat cat
 a=pan,b=pan,i=1,x=0.3467901443380824,y=0.7268028627434533
@@ -44423,26 +44423,26 @@ a=pan,b=wye,i=10,x=0.5026260055412137,y=0.9526183602969864
 STDIN
 
 mlr --csv cat
-a,b,c
-1,x,3
-4,5,6
-x,"y""yy",z
+a,b,c
+1,x,3
+4,5,6
+x,"y""yy",z
 
 
 ================================================================
 RFC-CSV
 
-mlr --no-mmap --csv cat ./reg_test/input/rfc-csv/simple.csv
-a,b,c
-1,x,3
-4,5,6
-x,"y""yy",z
+mlr --no-mmap --csv cat ./reg_test/input/rfc-csv/simple.csv-crlf
+a,b,c
+1,x,3
+4,5,6
+x,"y""yy",z
 
-mlr --mmap --csv cat ./reg_test/input/rfc-csv/simple.csv
-a,b,c
-1,x,3
-4,5,6
-x,"y""yy",z
+mlr --mmap --csv cat ./reg_test/input/rfc-csv/simple.csv-crlf
+a,b,c
+1,x,3
+4,5,6
+x,"y""yy",z
 
 mlr --no-mmap --csv cat ./reg_test/input/rfc-csv/simple-truncated.csv
 a,b,c
@@ -44526,7 +44526,7 @@ a,b,c
 3",y
 4,5,6
 
-mlr --no-mmap --csv cat ./reg_test/input/rfc-csv/simple-truncated.csv ./reg_test/input/rfc-csv/simple.csv
+mlr --no-mmap --csv cat ./reg_test/input/rfc-csv/simple-truncated.csv ./reg_test/input/rfc-csv/simple.csv-crlf
 a,b,c
 1,x,3
 4,5,6
@@ -44534,7 +44534,7 @@ a,b,c
 4,5,6
 x,"y""yy",z
 
-mlr --mmap --csv cat ./reg_test/input/rfc-csv/simple-truncated.csv ./reg_test/input/rfc-csv/simple.csv
+mlr --mmap --csv cat ./reg_test/input/rfc-csv/simple-truncated.csv ./reg_test/input/rfc-csv/simple.csv-crlf
 a,b,c
 1,x,3
 4,5,6
@@ -44570,17 +44570,17 @@ c,b,a
 6,"5",4
 "9",8,"7"
 
-mlr --csv --quote-all cat ./reg_test/input/rfc-csv/simple.csv
-"a","b","c"
-"1","x","3"
-"4","5","6"
-"x","y""yy","z"
+mlr --csv --quote-all cat ./reg_test/input/rfc-csv/simple.csv-crlf
+"a","b","c"
+"1","x","3"
+"4","5","6"
+"x","y""yy","z"
 
-mlr --csv --quote-original cat ./reg_test/input/rfc-csv/simple.csv
-a,b,c
-1,x,3
-4,5,6
-"x","y""yy","z"
+mlr --csv --quote-original cat ./reg_test/input/rfc-csv/simple.csv-crlf
+a,b,c
+1,x,3
+4,5,6
+"x","y""yy","z"
 
 mlr --itsv --rs lf --oxtab cat ./reg_test/input/simple.tsv
 a pan
@@ -44630,19 +44630,19 @@ mlr --itsv --rs lf --omd cat ./reg_test/input/simple.tsv
 ================================================================
 CSV/RS ENVIRONMENT DEFAULTS
 
-mlr --csv cut -f a ./reg_test/input/rfc-csv/simple.csv
-a
-1
-4
-x
+mlr --csv cut -f a ./reg_test/input/rfc-csv/simple.csv-crlf
+a
+1
+4
+x
 
-mlr --csv --rs crlf cut -f a ./reg_test/input/rfc-csv/simple.csv
-a
-1
-4
-x
+mlr --csv --rs crlf cut -f a ./reg_test/input/rfc-csv/simple.csv-crlf
+a
+1
+4
+x
 
-mlr --csv --rs lf cut -f a ./reg_test/input/rfc-csv/simple.csv
+mlr --csv --rs lf cut -f a ./reg_test/input/rfc-csv/simple.csv-crlf
 mlr: unmatched double quote at line  3.
 a
 1
@@ -44652,7 +44652,7 @@ a
 ================================================================
 MULTI-CHARACTER IRS/IFS/IPS FOR DKVP
 
-mlr --oxtab --idkvp --mmap --irs lf --ifs , --ips = cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp
+mlr --oxtab --idkvp --mmap --irs lf --ifs , --ips = cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp-crlf
 x :0.641593543645736508/
 a :wye/
 i :0/
@@ -44673,7 +44673,7 @@ x :0.676537984365847889/
 a :zee/
 i :4/
 
-mlr --oxtab --idkvp --mmap --irs lf --ifs /, --ips =: cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp
+mlr --oxtab --idkvp --mmap --irs lf --ifs /, --ips =: cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp-crlf
 x 0.641593543645736508
 a wye
 i 0
@@ -44694,7 +44694,7 @@ x 0.676537984365847889
 a zee
 i 4
 
-mlr --oxtab --idkvp --mmap --irs crlf --ifs , --ips = cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp
+mlr --oxtab --idkvp --mmap --irs crlf --ifs , --ips = cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp-crlf
 x :0.641593543645736508/
 a :wye/
 i :0/
@@ -44715,7 +44715,7 @@ x :0.676537984365847889/
 a :zee/
 i :4/
 
-mlr --oxtab --idkvp --mmap --irs crlf --ifs /, --ips =: cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp
+mlr --oxtab --idkvp --mmap --irs crlf --ifs /, --ips =: cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp-crlf
 x 0.641593543645736508
 a wye
 i 0
@@ -44736,7 +44736,7 @@ x 0.676537984365847889
 a zee
 i 4
 
-mlr --oxtab --no-mmap --irs lf --ifs , --ips = cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp
+mlr --oxtab --no-mmap --irs lf --ifs , --ips = cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp-crlf
 x :0.641593543645736508/
 a :wye/
 i :0/
@@ -44757,7 +44757,7 @@ x :0.676537984365847889/
 a :zee/
 i :4/
 
-mlr --oxtab --no-mmap --irs lf --ifs /, --ips =: cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp
+mlr --oxtab --no-mmap --irs lf --ifs /, --ips =: cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp-crlf
 x 0.641593543645736508
 a wye
 i 0
@@ -44778,7 +44778,7 @@ x 0.676537984365847889
 a zee
 i 4
 
-mlr --oxtab --no-mmap --irs crlf --ifs , --ips = cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp
+mlr --oxtab --no-mmap --irs crlf --ifs , --ips = cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp-crlf
 x :0.641593543645736508/
 a :wye/
 i :0/
@@ -44799,7 +44799,7 @@ x :0.676537984365847889/
 a :zee/
 i :4/
 
-mlr --oxtab --no-mmap --irs crlf --ifs /, --ips =: cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp
+mlr --oxtab --no-mmap --irs crlf --ifs /, --ips =: cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp-crlf
 x 0.641593543645736508
 a wye
 i 0
@@ -44824,7 +44824,7 @@ i 4
 ================================================================
 MULTI-CHARACTER IRS/IFS FOR NIDX
 
-mlr --oxtab --inidx --mmap --irs lf --ifs , cut -o -f 4,1,3 ./reg_test/input/multi-sep.dkvp
+mlr --oxtab --inidx --mmap --irs lf --ifs , cut -o -f 4,1,3 ./reg_test/input/multi-sep.dkvp-crlf
 4 x=:0.641593543645736508/
 1 a=:wye/
 3 i=:0/
@@ -44845,7 +44845,7 @@ mlr --oxtab --inidx --mmap --irs lf --ifs , cut -o -f 4,1,3 ./reg_test/input/mul
 1 a=:zee/
 3 i=:4/
 
-mlr --oxtab --inidx --mmap --irs lf --ifs /, cut -o -f 4,1,3 ./reg_test/input/multi-sep.dkvp
+mlr --oxtab --inidx --mmap --irs lf --ifs /, cut -o -f 4,1,3 ./reg_test/input/multi-sep.dkvp-crlf
 4 x=:0.641593543645736508
 1 a=:wye
 3 i=:0
@@ -44866,7 +44866,7 @@ mlr --oxtab --inidx --mmap --irs lf --ifs /, cut -o -f 4,1,3 ./reg_test/input/mu
 1 a=:zee
 3 i=:4
 
-mlr --oxtab --inidx --mmap --irs crlf --ifs , cut -o -f 4,1,3 ./reg_test/input/multi-sep.dkvp
+mlr --oxtab --inidx --mmap --irs crlf --ifs , cut -o -f 4,1,3 ./reg_test/input/multi-sep.dkvp-crlf
 4 x=:0.641593543645736508/
 1 a=:wye/
 3 i=:0/
@@ -44887,7 +44887,7 @@ mlr --oxtab --inidx --mmap --irs crlf --ifs , cut -o -f 4,1,3 ./reg_test/input/m
 1 a=:zee/
 3 i=:4/
 
-mlr --oxtab --inidx --mmap --irs crlf --ifs /, cut -o -f 4,1,3 ./reg_test/input/multi-sep.dkvp
+mlr --oxtab --inidx --mmap --irs crlf --ifs /, cut -o -f 4,1,3 ./reg_test/input/multi-sep.dkvp-crlf
 4 x=:0.641593543645736508
 1 a=:wye
 3 i=:0
@@ -44908,7 +44908,7 @@ mlr --oxtab --inidx --mmap --irs crlf --ifs /, cut -o -f 4,1,3 ./reg_test/input/
 1 a=:zee
 3 i=:4
 
-mlr --oxtab --inidx --no-mmap --irs lf --ifs , cut -o -f 4,1,3 ./reg_test/input/multi-sep.dkvp
+mlr --oxtab --inidx --no-mmap --irs lf --ifs , cut -o -f 4,1,3 ./reg_test/input/multi-sep.dkvp-crlf
 4 x=:0.641593543645736508/
 1 a=:wye/
 3 i=:0/
@@ -44929,7 +44929,7 @@ mlr --oxtab --inidx --no-mmap --irs lf --ifs , cut -o -f 4,1,3 ./reg_test/input/
 1 a=:zee/
 3 i=:4/
 
-mlr --oxtab --inidx --no-mmap --irs lf --ifs /, cut -o -f 4,1,3 ./reg_test/input/multi-sep.dkvp
+mlr --oxtab --inidx --no-mmap --irs lf --ifs /, cut -o -f 4,1,3 ./reg_test/input/multi-sep.dkvp-crlf
 4 x=:0.641593543645736508
 1 a=:wye
 3 i=:0
@@ -44950,7 +44950,7 @@ mlr --oxtab --inidx --no-mmap --irs lf --ifs /, cut -o -f 4,1,3 ./reg_test/input
 1 a=:zee
 3 i=:4
 
-mlr --oxtab --inidx --no-mmap --irs crlf --ifs , cut -o -f 4,1,3 ./reg_test/input/multi-sep.dkvp
+mlr --oxtab --inidx --no-mmap --irs crlf --ifs , cut -o -f 4,1,3 ./reg_test/input/multi-sep.dkvp-crlf
 4 x=:0.641593543645736508/
 1 a=:wye/
 3 i=:0/
@@ -44971,7 +44971,7 @@ mlr --oxtab --inidx --no-mmap --irs crlf --ifs , cut -o -f 4,1,3 ./reg_test/inpu
 1 a=:zee/
 3 i=:4/
 
-mlr --oxtab --inidx --no-mmap --irs crlf --ifs /, cut -o -f 4,1,3 ./reg_test/input/multi-sep.dkvp
+mlr --oxtab --inidx --no-mmap --irs crlf --ifs /, cut -o -f 4,1,3 ./reg_test/input/multi-sep.dkvp-crlf
 4 x=:0.641593543645736508
 1 a=:wye
 3 i=:0
@@ -44996,7 +44996,7 @@ mlr --oxtab --inidx --no-mmap --irs crlf --ifs /, cut -o -f 4,1,3 ./reg_test/inp
 ================================================================
 MULTI-CHARACTER IRS/IFS FOR CSVLITE
 
-mlr --oxtab --icsvlite --mmap --irs lf --ifs , cut -o -f x/,a/,i/ ./reg_test/input/multi-sep.csv
+mlr --oxtab --icsvlite --mmap --irs lf --ifs , cut -o -f x/,a/,i/ ./reg_test/input/multi-sep.csv-crlf
 x/ 0.641593543645736508/
 a/ wye/
 i/ 0/
@@ -45017,7 +45017,7 @@ x/ 0.676537984365847889/
 a/ zee/
 i/ 4/
 
-mlr --oxtab --icsvlite --mmap --irs lf --ifs /, cut -o -f x,a,i ./reg_test/input/multi-sep.csv
+mlr --oxtab --icsvlite --mmap --irs lf --ifs /, cut -o -f x,a,i ./reg_test/input/multi-sep.csv-crlf
 x 0.641593543645736508
 a wye
 i 0
@@ -45038,7 +45038,7 @@ x 0.676537984365847889
 a zee
 i 4
 
-mlr --oxtab --icsvlite --mmap --irs crlf --ifs , cut -o -f x/,a/,i/ ./reg_test/input/multi-sep.csv
+mlr --oxtab --icsvlite --mmap --irs crlf --ifs , cut -o -f x/,a/,i/ ./reg_test/input/multi-sep.csv-crlf
 x/ 0.641593543645736508/
 a/ wye/
 i/ 0/
@@ -45059,7 +45059,7 @@ x/ 0.676537984365847889/
 a/ zee/
 i/ 4/
 
-mlr --oxtab --icsvlite --mmap --irs crlf --ifs /, cut -o -f x,a,i ./reg_test/input/multi-sep.csv
+mlr --oxtab --icsvlite --mmap --irs crlf --ifs /, cut -o -f x,a,i ./reg_test/input/multi-sep.csv-crlf
 x 0.641593543645736508
 a wye
 i 0
@@ -45080,7 +45080,7 @@ x 0.676537984365847889
 a zee
 i 4
 
-mlr --oxtab --icsvlite --no-mmap --irs lf --ifs , cut -o -f x/,a/,i/ ./reg_test/input/multi-sep.csv
+mlr --oxtab --icsvlite --no-mmap --irs lf --ifs , cut -o -f x/,a/,i/ ./reg_test/input/multi-sep.csv-crlf
 x/ 0.641593543645736508/
 a/ wye/
 i/ 0/
@@ -45101,7 +45101,7 @@ x/ 0.676537984365847889/
 a/ zee/
 i/ 4/
 
-mlr --oxtab --icsvlite --no-mmap --irs lf --ifs /, cut -o -f x,a,i ./reg_test/input/multi-sep.csv
+mlr --oxtab --icsvlite --no-mmap --irs lf --ifs /, cut -o -f x,a,i ./reg_test/input/multi-sep.csv-crlf
 x 0.641593543645736508
 a wye
 i 0
@@ -45122,7 +45122,7 @@ x 0.676537984365847889
 a zee
 i 4
 
-mlr --oxtab --icsvlite --no-mmap --irs crlf --ifs , cut -o -f x/,a/,i/ ./reg_test/input/multi-sep.csv
+mlr --oxtab --icsvlite --no-mmap --irs crlf --ifs , cut -o -f x/,a/,i/ ./reg_test/input/multi-sep.csv-crlf
 x/ 0.641593543645736508/
 a/ wye/
 i/ 0/
@@ -45143,7 +45143,7 @@ x/ 0.676537984365847889/
 a/ zee/
 i/ 4/
 
-mlr --oxtab --icsvlite --no-mmap --irs crlf --ifs /, cut -o -f x,a,i ./reg_test/input/multi-sep.csv
+mlr --oxtab --icsvlite --no-mmap --irs crlf --ifs /, cut -o -f x,a,i ./reg_test/input/multi-sep.csv-crlf
 x 0.641593543645736508
 a wye
 i 0
@@ -45202,7 +45202,7 @@ sum@@@@3
 ================================================================
 MULTI-CHARACTER IRS FOR PPRINT
 
-mlr --mmap --pprint --irs crlf --ifs / --ofs @ cut -x -f b ./reg_test/input/dots.pprint
+mlr --mmap --pprint --irs crlf --ifs / --ofs @ cut -x -f b ./reg_test/input/dots.pprint-crlf
 a@@@i@@x@@@@@@@@@@@@@@@@@@@y
 pan@1@@0.3467901443380824@@0.7268028627434533
 eks@2@@0.7586799647899636@@0.5221511083334797
@@ -45215,7 +45215,7 @@ zee@8@@0.5985540091064224@@0.976181385699006
 hat@9@@0.03144187646093577@0.7495507603507059
 pan@10@0.5026260055412137@@0.9526183602969864
 
-mlr --no-mmap --pprint --irs crlf --ifs / --ofs @ cut -x -f b ./reg_test/input/dots.pprint
+mlr --no-mmap --pprint --irs crlf --ifs / --ofs @ cut -x -f b ./reg_test/input/dots.pprint-crlf
 a@@@i@@x@@@@@@@@@@@@@@@@@@@y
 pan@1@@0.3467901443380824@@0.7268028627434533
 eks@2@@0.7586799647899636@@0.5221511083334797
@@ -45380,7 +45380,7 @@ mlr --opprint --barred --right cat ./reg_test/input/abixy-het
 ================================================================
 MULTI-CHARACTER IXS SPECIFIERS
 
-mlr --oxtab --idkvp --mmap --irs lf --ifs , --ips = cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp
+mlr --oxtab --idkvp --mmap --irs lf --ifs , --ips = cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp-crlf
 x :0.641593543645736508/
 a :wye/
 i :0/
@@ -45401,7 +45401,7 @@ x :0.676537984365847889/
 a :zee/
 i :4/
 
-mlr --oxtab --idkvp --mmap --irs lf --ifs /, --ips =: cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp
+mlr --oxtab --idkvp --mmap --irs lf --ifs /, --ips =: cut -o -f x,a,i ./reg_test/input/multi-sep.dkvp-crlf
 x 0.641593543645736508
 a wye
 i 0
diff --git a/c/reg_test/input/dots.pprint b/c/reg_test/input/dots.pprint-crlf
similarity index 97%
rename from c/reg_test/input/dots.pprint
rename to c/reg_test/input/dots.pprint-crlf
index 28901ac95..ff3ef7432 100644
--- a/c/reg_test/input/dots.pprint
+++ b/c/reg_test/input/dots.pprint-crlf
@@ -1,11 +1,11 @@
-a///b///i//x///////////////////y
-pan/pan/1//0.3467901443380824//0.7268028627434533
-eks/pan/2//0.7586799647899636//0.5221511083334797
-wye/wye/3//0.20460330576630303/0.33831852551664776
-eks/wye/4//0.38139939387114097/0.13418874328430463
-wye/pan/5//0.5732889198020006//0.8636244699032729
-zee/pan/6//0.5271261600918548//0.49322128674835697
-eks/zee/7//0.6117840605678454//0.1878849191181694
-zee/wye/8//0.5985540091064224//0.976181385699006
-hat/wye/9//0.03144187646093577/0.7495507603507059
-pan/wye/10/0.5026260055412137//0.9526183602969864
+a///b///i//x///////////////////y
+pan/pan/1//0.3467901443380824//0.7268028627434533
+eks/pan/2//0.7586799647899636//0.5221511083334797
+wye/wye/3//0.20460330576630303/0.33831852551664776
+eks/wye/4//0.38139939387114097/0.13418874328430463
+wye/pan/5//0.5732889198020006//0.8636244699032729
+zee/pan/6//0.5271261600918548//0.49322128674835697
+eks/zee/7//0.6117840605678454//0.1878849191181694
+zee/wye/8//0.5985540091064224//0.976181385699006
+hat/wye/9//0.03144187646093577/0.7495507603507059
+pan/wye/10/0.5026260055412137//0.9526183602969864
diff --git a/c/reg_test/input/multi-sep.csv b/c/reg_test/input/multi-sep.csv-crlf
similarity index 100%
rename from c/reg_test/input/multi-sep.csv
rename to c/reg_test/input/multi-sep.csv-crlf
diff --git a/c/reg_test/input/multi-sep.dkvp b/c/reg_test/input/multi-sep.dkvp
deleted file mode 100644
index 55a2079f2..000000000
--- a/c/reg_test/input/multi-sep.dkvp
+++ /dev/null
@@ -1,5 +0,0 @@
-a=:wye/,b=:eks/,i=:0/,x=:0.641593543645736508/,y=:0.262688053894177098
-a=:eks/,b=:zee/,i=:1/,x=:0.827614412562742041/,y=:0.715431942006308552
-a=:zee/,b=:zee/,i=:2/,x=:0.923068348748175560/,y=:0.009737410587136359
-a=:zee/,b=:pan/,i=:3/,x=:0.000047786161325772/,y=:0.803142013402256216
-a=:zee/,b=:hat/,i=:4/,x=:0.676537984365847889/,y=:0.573903236805416328
diff --git a/c/reg_test/input/rfc-csv/simple.csv b/c/reg_test/input/rfc-csv/simple.csv-crlf
similarity index 90%
rename from c/reg_test/input/rfc-csv/simple.csv
rename to c/reg_test/input/rfc-csv/simple.csv-crlf
index d8c22aee1..6d960dd46 100644
--- a/c/reg_test/input/rfc-csv/simple.csv
+++ b/c/reg_test/input/rfc-csv/simple.csv-crlf
@@ -1,4 +1,4 @@
-a,"b",c
-1,x,3
-4,5,6
-"x","y""yy","z"
+a,"b",c
+1,x,3
+4,5,6
+"x","y""yy","z"
diff --git a/c/reg_test/input/truncated.xtab-crlf b/c/reg_test/input/truncated.xtab-crlf
index 39eddf810..215b66017 100644
--- a/c/reg_test/input/truncated.xtab-crlf
+++ b/c/reg_test/input/truncated.xtab-crlf
@@ -1,6 +1,6 @@
-a 1
-b 2
-c 3
-
-d 4
+a 1
+b 2
+c 3
+
+d 4
 e 5
\ No newline at end of file
diff --git a/c/reg_test/run b/c/reg_test/run
index 1c0b4b251..0cb5896c6 100755
--- a/c/reg_test/run
+++ b/c/reg_test/run
@@ -4843,23 +4843,23 @@ run_mlr --opprint --ofmt '%.3lf' stats1 -a sum -f x $indir/ofmt.dat
 # ----------------------------------------------------------------
 announce IMPLICIT-HEADER-CSV INPUT
 
-run_mlr --irs crlf                       --no-mmap --icsvlite --ifs ,  --opprint cut -x -f b/ $indir/multi-sep.csv
-run_mlr --irs crlf --implicit-csv-header --no-mmap --icsvlite --ifs ,  --opprint cut -x -f 2  $indir/multi-sep.csv
+run_mlr --irs crlf                       --no-mmap --icsvlite --ifs ,  --opprint cut -x -f b/ $indir/multi-sep.csv-crlf
+run_mlr --irs crlf --implicit-csv-header --no-mmap --icsvlite --ifs ,  --opprint cut -x -f 2  $indir/multi-sep.csv-crlf
 
-run_mlr --irs crlf                       --no-mmap --icsvlite --ifs /, --opprint cut -x -f b  $indir/multi-sep.csv
-run_mlr --irs crlf --implicit-csv-header --no-mmap --icsvlite --ifs /, --opprint cut -x -f 2  $indir/multi-sep.csv
+run_mlr --irs crlf                       --no-mmap --icsvlite --ifs /, --opprint cut -x -f b  $indir/multi-sep.csv-crlf
+run_mlr --irs crlf --implicit-csv-header --no-mmap --icsvlite --ifs /, --opprint cut -x -f 2  $indir/multi-sep.csv-crlf
 
-run_mlr --irs crlf                       --mmap    --icsvlite --ifs ,  --opprint cut -x -f b/ $indir/multi-sep.csv
-run_mlr --irs crlf --implicit-csv-header --mmap    --icsvlite --ifs ,  --opprint cut -x -f 2  $indir/multi-sep.csv
+run_mlr --irs crlf                       --mmap    --icsvlite --ifs ,  --opprint cut -x -f b/ $indir/multi-sep.csv-crlf
+run_mlr --irs crlf --implicit-csv-header --mmap    --icsvlite --ifs ,  --opprint cut -x -f 2  $indir/multi-sep.csv-crlf
 
-run_mlr --irs crlf                       --mmap    --icsvlite --ifs /, --opprint cut -x -f b  $indir/multi-sep.csv
-run_mlr --irs crlf --implicit-csv-header --mmap    --icsvlite --ifs /, --opprint cut -x -f 2  $indir/multi-sep.csv
+run_mlr --irs crlf                       --mmap    --icsvlite --ifs /, --opprint cut -x -f b  $indir/multi-sep.csv-crlf
+run_mlr --irs crlf --implicit-csv-header --mmap    --icsvlite --ifs /, --opprint cut -x -f 2  $indir/multi-sep.csv-crlf
 
-run_mlr                       --icsv --ifs ,  --opprint cut -x -f b/ $indir/multi-sep.csv
-run_mlr --implicit-csv-header --icsv --ifs ,  --opprint cut -x -f 2  $indir/multi-sep.csv
+run_mlr                       --icsv --ifs ,  --opprint cut -x -f b/ $indir/multi-sep.csv-crlf
+run_mlr --implicit-csv-header --icsv --ifs ,  --opprint cut -x -f 2  $indir/multi-sep.csv-crlf
 
-run_mlr                       --icsv --ifs /, --opprint cut -x -f b  $indir/multi-sep.csv
-run_mlr --implicit-csv-header --icsv --ifs /, --opprint cut -x -f 2  $indir/multi-sep.csv
+run_mlr                       --icsv --ifs /, --opprint cut -x -f b  $indir/multi-sep.csv-crlf
+run_mlr --implicit-csv-header --icsv --ifs /, --opprint cut -x -f 2  $indir/multi-sep.csv-crlf
 
 # ----------------------------------------------------------------
 announce HET-CSV INPUT
@@ -5059,21 +5059,21 @@ run_mlr --oxtab --ofmt '%.8g' put '$n0=$n*0;$n1=$n*1;$n2=$n*2;$n3=$n*3' $indir/i
 # ----------------------------------------------------------------
 announce COMPRESSED INPUT
 
-run_mlr --csv  --prepipe 'cat'   cat   $indir/rfc-csv/simple.csv
+run_mlr --csv  --prepipe 'cat'   cat   $indir/rfc-csv/simple.csv-crlf
 run_mlr --dkvp --prepipe 'cat'   cat   $indir/abixy
-run_mlr --csv  --prepipe 'cat'   cat < $indir/rfc-csv/simple.csv
+run_mlr --csv  --prepipe 'cat'   cat < $indir/rfc-csv/simple.csv-crlf
 run_mlr --dkvp --prepipe 'cat'   cat < $indir/abixy
 
 # ----------------------------------------------------------------
 announce STDIN
 
-run_mlr --csv cat < $indir/rfc-csv/simple.csv
+run_mlr --csv cat < $indir/rfc-csv/simple.csv-crlf
 
 # ----------------------------------------------------------------
 announce RFC-CSV
 
-run_mlr --no-mmap --csv cat $indir/rfc-csv/simple.csv
-run_mlr --mmap    --csv cat $indir/rfc-csv/simple.csv
+run_mlr --no-mmap --csv cat $indir/rfc-csv/simple.csv-crlf
+run_mlr --mmap    --csv cat $indir/rfc-csv/simple.csv-crlf
 
 run_mlr --no-mmap --csv cat $indir/rfc-csv/simple-truncated.csv
 run_mlr --mmap    --csv cat $indir/rfc-csv/simple-truncated.csv
@@ -5096,8 +5096,8 @@ run_mlr --mmap    --csv cat $indir/rfc-csv/quoted-crlf.csv
 run_mlr --no-mmap --csv cat $indir/rfc-csv/quoted-crlf-truncated.csv
 run_mlr --mmap    --csv cat $indir/rfc-csv/quoted-crlf-truncated.csv
 
-run_mlr --no-mmap --csv cat $indir/rfc-csv/simple-truncated.csv $indir/rfc-csv/simple.csv
-run_mlr --mmap    --csv cat $indir/rfc-csv/simple-truncated.csv $indir/rfc-csv/simple.csv
+run_mlr --no-mmap --csv cat $indir/rfc-csv/simple-truncated.csv $indir/rfc-csv/simple.csv-crlf
+run_mlr --mmap    --csv cat $indir/rfc-csv/simple-truncated.csv $indir/rfc-csv/simple.csv-crlf
 
 run_mlr --no-mmap --csv --ifs semicolon --ofs pipe --irs lf --ors lflf cut -x -f b $indir/rfc-csv/modify-defaults.csv
 run_mlr --mmap    --csv --ifs semicolon --ofs pipe --irs lf --ors lflf cut -x -f b $indir/rfc-csv/modify-defaults.csv
@@ -5105,8 +5105,8 @@ run_mlr --mmap    --csv --ifs semicolon --ofs pipe --irs lf --ors lflf cut -x -f
 run_mlr --no-mmap --csv --rs lf --quote-original cut -o -f c,b,a $indir/quote-original.csv
 run_mlr --mmap    --csv --rs lf --quote-original cut -o -f c,b,a $indir/quote-original.csv
 
-run_mlr --csv --quote-all      cat $indir/rfc-csv/simple.csv
-run_mlr --csv --quote-original cat $indir/rfc-csv/simple.csv
+run_mlr --csv --quote-all      cat $indir/rfc-csv/simple.csv-crlf
+run_mlr --csv --quote-original cat $indir/rfc-csv/simple.csv-crlf
 
 run_mlr --itsv --rs lf --oxtab cat $indir/simple.tsv
 
@@ -5118,48 +5118,48 @@ run_mlr --itsv --rs lf --omd cat $indir/simple.tsv
 # ----------------------------------------------------------------
 announce CSV/RS ENVIRONMENT DEFAULTS
 
-run_mlr --csv cut -f a $indir/rfc-csv/simple.csv
-run_mlr --csv --rs crlf cut -f a $indir/rfc-csv/simple.csv
-mlr_expect_fail --csv --rs lf cut -f a $indir/rfc-csv/simple.csv
+run_mlr --csv cut -f a $indir/rfc-csv/simple.csv-crlf
+run_mlr --csv --rs crlf cut -f a $indir/rfc-csv/simple.csv-crlf
+mlr_expect_fail --csv --rs lf cut -f a $indir/rfc-csv/simple.csv-crlf
 
 # ----------------------------------------------------------------
 announce MULTI-CHARACTER IRS/IFS/IPS FOR DKVP
 
-run_mlr --oxtab --idkvp --mmap    --irs lf   --ifs ,  --ips =  cut -o -f x,a,i $indir/multi-sep.dkvp
-run_mlr --oxtab --idkvp --mmap    --irs lf   --ifs /, --ips =: cut -o -f x,a,i $indir/multi-sep.dkvp
-run_mlr --oxtab --idkvp --mmap    --irs crlf --ifs ,  --ips =  cut -o -f x,a,i $indir/multi-sep.dkvp
-run_mlr --oxtab --idkvp --mmap    --irs crlf --ifs /, --ips =: cut -o -f x,a,i $indir/multi-sep.dkvp
+run_mlr --oxtab --idkvp --mmap    --irs lf   --ifs ,  --ips =  cut -o -f x,a,i $indir/multi-sep.dkvp-crlf
+run_mlr --oxtab --idkvp --mmap    --irs lf   --ifs /, --ips =: cut -o -f x,a,i $indir/multi-sep.dkvp-crlf
+run_mlr --oxtab --idkvp --mmap    --irs crlf --ifs ,  --ips =  cut -o -f x,a,i $indir/multi-sep.dkvp-crlf
+run_mlr --oxtab --idkvp --mmap    --irs crlf --ifs /, --ips =: cut -o -f x,a,i $indir/multi-sep.dkvp-crlf
 
-run_mlr --oxtab --no-mmap --irs lf   --ifs ,  --ips =  cut -o -f x,a,i $indir/multi-sep.dkvp
-run_mlr --oxtab --no-mmap --irs lf   --ifs /, --ips =: cut -o -f x,a,i $indir/multi-sep.dkvp
-run_mlr --oxtab --no-mmap --irs crlf --ifs ,  --ips =  cut -o -f x,a,i $indir/multi-sep.dkvp
-run_mlr --oxtab --no-mmap --irs crlf --ifs /, --ips =: cut -o -f x,a,i $indir/multi-sep.dkvp
+run_mlr --oxtab --no-mmap --irs lf   --ifs ,  --ips =  cut -o -f x,a,i $indir/multi-sep.dkvp-crlf
+run_mlr --oxtab --no-mmap --irs lf   --ifs /, --ips =: cut -o -f x,a,i $indir/multi-sep.dkvp-crlf
+run_mlr --oxtab --no-mmap --irs crlf --ifs ,  --ips =  cut -o -f x,a,i $indir/multi-sep.dkvp-crlf
+run_mlr --oxtab --no-mmap --irs crlf --ifs /, --ips =: cut -o -f x,a,i $indir/multi-sep.dkvp-crlf
 
 # ----------------------------------------------------------------
 announce MULTI-CHARACTER IRS/IFS FOR NIDX
 
-run_mlr --oxtab --inidx --mmap    --irs lf   --ifs ,  cut -o -f 4,1,3 $indir/multi-sep.dkvp
-run_mlr --oxtab --inidx --mmap    --irs lf   --ifs /, cut -o -f 4,1,3 $indir/multi-sep.dkvp
-run_mlr --oxtab --inidx --mmap    --irs crlf --ifs ,  cut -o -f 4,1,3 $indir/multi-sep.dkvp
-run_mlr --oxtab --inidx --mmap    --irs crlf --ifs /, cut -o -f 4,1,3 $indir/multi-sep.dkvp
+run_mlr --oxtab --inidx --mmap    --irs lf   --ifs ,  cut -o -f 4,1,3 $indir/multi-sep.dkvp-crlf
+run_mlr --oxtab --inidx --mmap    --irs lf   --ifs /, cut -o -f 4,1,3 $indir/multi-sep.dkvp-crlf
+run_mlr --oxtab --inidx --mmap    --irs crlf --ifs ,  cut -o -f 4,1,3 $indir/multi-sep.dkvp-crlf
+run_mlr --oxtab --inidx --mmap    --irs crlf --ifs /, cut -o -f 4,1,3 $indir/multi-sep.dkvp-crlf
 
-run_mlr --oxtab --inidx --no-mmap --irs lf   --ifs ,  cut -o -f 4,1,3 $indir/multi-sep.dkvp
-run_mlr --oxtab --inidx --no-mmap --irs lf   --ifs /, cut -o -f 4,1,3 $indir/multi-sep.dkvp
-run_mlr --oxtab --inidx --no-mmap --irs crlf --ifs ,  cut -o -f 4,1,3 $indir/multi-sep.dkvp
-run_mlr --oxtab --inidx --no-mmap --irs crlf --ifs /, cut -o -f 4,1,3 $indir/multi-sep.dkvp
+run_mlr --oxtab --inidx --no-mmap --irs lf   --ifs ,  cut -o -f 4,1,3 $indir/multi-sep.dkvp-crlf
+run_mlr --oxtab --inidx --no-mmap --irs lf   --ifs /, cut -o -f 4,1,3 $indir/multi-sep.dkvp-crlf
+run_mlr --oxtab --inidx --no-mmap --irs crlf --ifs ,  cut -o -f 4,1,3 $indir/multi-sep.dkvp-crlf
+run_mlr --oxtab --inidx --no-mmap --irs crlf --ifs /, cut -o -f 4,1,3 $indir/multi-sep.dkvp-crlf
 
 # ----------------------------------------------------------------
 announce MULTI-CHARACTER IRS/IFS FOR CSVLITE
 
-run_mlr --oxtab --icsvlite --mmap    --irs lf   --ifs ,  cut -o -f x/,a/,i/ $indir/multi-sep.csv
-run_mlr --oxtab --icsvlite --mmap    --irs lf   --ifs /, cut -o -f x,a,i    $indir/multi-sep.csv
-run_mlr --oxtab --icsvlite --mmap    --irs crlf --ifs ,  cut -o -f x/,a/,i/ $indir/multi-sep.csv
-run_mlr --oxtab --icsvlite --mmap    --irs crlf --ifs /, cut -o -f x,a,i    $indir/multi-sep.csv
+run_mlr --oxtab --icsvlite --mmap    --irs lf   --ifs ,  cut -o -f x/,a/,i/ $indir/multi-sep.csv-crlf
+run_mlr --oxtab --icsvlite --mmap    --irs lf   --ifs /, cut -o -f x,a,i    $indir/multi-sep.csv-crlf
+run_mlr --oxtab --icsvlite --mmap    --irs crlf --ifs ,  cut -o -f x/,a/,i/ $indir/multi-sep.csv-crlf
+run_mlr --oxtab --icsvlite --mmap    --irs crlf --ifs /, cut -o -f x,a,i    $indir/multi-sep.csv-crlf
 
-run_mlr --oxtab --icsvlite --no-mmap --irs lf   --ifs ,  cut -o -f x/,a/,i/ $indir/multi-sep.csv
-run_mlr --oxtab --icsvlite --no-mmap --irs lf   --ifs /, cut -o -f x,a,i    $indir/multi-sep.csv
-run_mlr --oxtab --icsvlite --no-mmap --irs crlf --ifs ,  cut -o -f x/,a/,i/ $indir/multi-sep.csv
-run_mlr --oxtab --icsvlite --no-mmap --irs crlf --ifs /, cut -o -f x,a,i    $indir/multi-sep.csv
+run_mlr --oxtab --icsvlite --no-mmap --irs lf   --ifs ,  cut -o -f x/,a/,i/ $indir/multi-sep.csv-crlf
+run_mlr --oxtab --icsvlite --no-mmap --irs lf   --ifs /, cut -o -f x,a,i    $indir/multi-sep.csv-crlf
+run_mlr --oxtab --icsvlite --no-mmap --irs crlf --ifs ,  cut -o -f x/,a/,i/ $indir/multi-sep.csv-crlf
+run_mlr --oxtab --icsvlite --no-mmap --irs crlf --ifs /, cut -o -f x,a,i    $indir/multi-sep.csv-crlf
 
 # ----------------------------------------------------------------
 announce MULTI-CHARACTER SEPARATORS FOR XTAB
@@ -5174,8 +5174,8 @@ run_mlr --xtab --ips ": " --ops '@@@@' put '$sum=int($a+$b)' $indir/multi-ips.dk
 # ----------------------------------------------------------------
 announce MULTI-CHARACTER IRS FOR PPRINT
 
-run_mlr --mmap    --pprint --irs crlf --ifs / --ofs @ cut -x -f b $indir/dots.pprint
-run_mlr --no-mmap --pprint --irs crlf --ifs / --ofs @ cut -x -f b $indir/dots.pprint
+run_mlr --mmap    --pprint --irs crlf --ifs / --ofs @ cut -x -f b $indir/dots.pprint-crlf
+run_mlr --no-mmap --pprint --irs crlf --ifs / --ofs @ cut -x -f b $indir/dots.pprint-crlf
 
 # ----------------------------------------------------------------
 announce BARRED PPRINT
@@ -5189,8 +5189,8 @@ run_mlr --opprint --barred --right cat $indir/abixy-het
 # ----------------------------------------------------------------
 announce MULTI-CHARACTER IXS SPECIFIERS
 
-run_mlr --oxtab --idkvp --mmap  --irs lf   --ifs '\x2c'  --ips '\075'  cut -o -f x,a,i $indir/multi-sep.dkvp
-run_mlr --oxtab --idkvp --mmap  --irs lf   --ifs /, --ips '\x3d\x3a' cut -o -f x,a,i $indir/multi-sep.dkvp
+run_mlr --oxtab --idkvp --mmap  --irs lf   --ifs '\x2c'  --ips '\075'  cut -o -f x,a,i $indir/multi-sep.dkvp-crlf
+run_mlr --oxtab --idkvp --mmap  --irs lf   --ifs /, --ips '\x3d\x3a' cut -o -f x,a,i $indir/multi-sep.dkvp-crlf
 
 # ----------------------------------------------------------------
 announce JSON I/O
diff --git a/c/todo.txt b/c/todo.txt
index 114c2513d..7c5e4b129 100644
--- a/c/todo.txt
+++ b/c/todo.txt
@@ -96,6 +96,8 @@ MSYS2 NOTES
 
 * https://help.github.com/articles/dealing-with-line-endings/#platform-windows
 
+* big dev readme about .gitattributes
+
 ================================================================
 MAPVAR CHECKLIST: