S_TYPEISSHM       289 maint/gnulib/lib/sys_stat.in.h #  define S_TYPEISSHM(p) (S_ISNAM ((p)->st_mode) && (p)->st_rdev == S_INSHD)
S_TYPEISSHM       291 maint/gnulib/lib/sys_stat.in.h #  define S_TYPEISSHM(p) 0