S_ISLNK          1136 dir.c          #    define S_ISLNK(m) (0)
S_ISLNK          1138 dir.c          #    define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
S_ISLNK          1054 file.c         #    define S_ISLNK(m) _S_ISLNK(m)
S_ISLNK          1057 file.c         #      define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
S_ISLNK          1060 file.c         #	 define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)