S_ISMPC            78 lib/sys_stat.in.h # undef S_ISMPC
S_ISMPC           131 lib/sys_stat.in.h #  define S_ISMPC(m) (((m) & S_IFMT) == S_IFMPC)
S_ISMPC           134 lib/sys_stat.in.h #  define S_ISMPC(m) 0