50 #define S_ISDIR(mode) (((mode) & S_IFMT) == S_IFDIR)  argument
53 #define S_ISREG(mode) (((mode) & S_IFMT) == S_IFREG)  argument
56 #define S_ISBLK(mode) (((mode) & S_IFMT) == S_IFBLK)  argument
59 #define S_ISCHR(mode) (((mode) & S_IFMT) == S_IFCHR)  argument
62 #define S_ISFIFO(mode) (((mode) & S_IFMT) == S_IFFIFO)  argument
68 #     define S_ISSOCK(mode) (((mode) & S_IFMT) == S_IFSOCK)  argument
70 #     define S_ISSOCK(mode) ((mode) & S_IFSOCK)  argument
213 #define CTYPE_DOMAIN(c) 1  argument
215 #define CTYPE_DOMAIN(c) ((unsigned) (c) <= 0177)  argument
218 #define ISPRINT(c) (CTYPE_DOMAIN (c) && isprint (c))  argument
221 #define ISSPACE(c) (CTYPE_DOMAIN (c) && isspace (c))  argument
224 #define ISUPPER(c) (CTYPE_DOMAIN (c) && isupper (c))  argument
228 #define ISDIGIT(c) ((unsigned) (c) - '0' <= 9)  argument