S_IFIFO 1028 file.c #ifdef S_IFIFO S_IFIFO 1030 file.c # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO) S_IFIFO 3853 file.c #ifdef S_IFIFO S_IFIFO 288 include/ruby/win32.h #if !defined S_IFIFO && defined _S_IFIFO S_IFIFO 299 include/ruby/win32.h #define S_ISFIFO(m) (((unsigned short)(m) & S_IFMT) == S_IFIFO)