S_ISBLK 162 maint/gnulib/lib/sys_stat.in.h # undef S_ISBLK S_ISBLK 177 maint/gnulib/lib/sys_stat.in.h # define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK) S_ISBLK 179 maint/gnulib/lib/sys_stat.in.h # define S_ISBLK(m) 0