stdopen_errno 32 maint/gnulib/lib/xstdopen.c int stdopen_errno = stdopen (); stdopen_errno 33 maint/gnulib/lib/xstdopen.c if (stdopen_errno != 0) stdopen_errno 34 maint/gnulib/lib/xstdopen.c error (exit_failure, stdopen_errno, _("standard file descriptors"));