75 # define S_ISDIR(mode) (((mode) & S_IFMT) == S_IFDIR)  argument
78 # define S_ISREG(mode) (((mode) & S_IFMT) == S_IFREG)  argument
81 # define S_ISBLK(mode) (((mode) & S_IFMT) == S_IFBLK)  argument
84 # define S_ISCHR(mode) (((mode) & S_IFMT) == S_IFCHR)  argument
87 # define S_ISFIFO(mode) (((mode) & S_IFMT) == S_IFFIFO)  argument
90 # define S_ISSOCK(mode) (((mode) & S_IFMT) == S_IFSOCK)  argument
259 # define CTYPE_DOMAIN(c) 1  argument
261 # define CTYPE_DOMAIN(c) ((unsigned int) (c) <= 0177)  argument
263 #define ISPRINT(c) (CTYPE_DOMAIN (c) && isprint (c))  argument
264 #define ISSPACE(c) (CTYPE_DOMAIN (c) && isspace (c))  argument
267 # define TOLOWER(c) tolower (c)  argument
270 #  define _tolower(c) tolower (c)  argument
272 # define TOLOWER(c) (CTYPE_DOMAIN (c) && isupper (c) ? _tolower (c) : (c))  argument
282 #define ISDIGIT(c) ((unsigned int) (c) - '0' <= 9)  argument