_SC_FSYNC 148 ext/etc/constdefs.h #if !defined(_SC_FSYNC) _SC_FSYNC 150 ext/etc/constdefs.h # define _SC_FSYNC _SC_FSYNC _SC_FSYNC 1028 ext/etc/constdefs.h #if defined(_SC_FSYNC) _SC_FSYNC 1029 ext/etc/constdefs.h rb_define_const(mod, "SC_FSYNC", INTEGER2NUM(_SC_FSYNC));