GFORTRAN_LIST_SEPARATOR
—Separator for list outputThis environment variable specifies the separator when writing list-directed output. It may contain any number of spaces and at most one comma. If you specify this on the command line, be sure to quote spaces, as in
$ GFORTRAN_LIST_SEPARATOR=' , ' ./a.out
when a.out
is the compiled Fortran program that you want to run. Default is a single space.
© Free Software Foundation
Licensed under the GNU Free Documentation License, Version 1.3.
https://gcc.gnu.org/onlinedocs/gcc-4.9.3/gfortran/GFORTRAN_005fLIST_005fSEPARATOR.html