_SC_LINE_MAX 83 ext/etc/constdefs.h #if !defined(_SC_LINE_MAX) _SC_LINE_MAX 85 ext/etc/constdefs.h # define _SC_LINE_MAX _SC_LINE_MAX _SC_LINE_MAX 989 ext/etc/constdefs.h #if defined(_SC_LINE_MAX) _SC_LINE_MAX 990 ext/etc/constdefs.h rb_define_const(mod, "SC_LINE_MAX", INTEGER2NUM(_SC_LINE_MAX));