_PC_NAME_MAX      838 ext/etc/constdefs.h #if !defined(_PC_NAME_MAX)
_PC_NAME_MAX      840 ext/etc/constdefs.h #  define _PC_NAME_MAX _PC_NAME_MAX
_PC_NAME_MAX     1442 ext/etc/constdefs.h #if defined(_PC_NAME_MAX)
_PC_NAME_MAX     1443 ext/etc/constdefs.h     rb_define_const(mod, "PC_NAME_MAX", INTEGER2NUM(_PC_NAME_MAX));