tzcode/zic/zic.c

33 ** only if isascii(C) || C == EOF. Modern hosts obey the C Standard,
35 ** Neither the C Standard nor POSIX require that `isascii' exist.
37 ** If isascii is not defined, the isascii check succeeds trivially.
40 #ifndef isascii
41 #define isascii(x) 1
2387 	return (isascii(a) && isupper(a)) ? tolower(a) : a;
2460 		while (isascii((unsigned char) *cp) &&
2477 			(!isascii(*cp) || !isspace((unsigned char) *cp)));
2478 		if (isascii(*cp) && isspace((unsigned char) *cp))
2620 		while (isascii((unsigned char) *cp) &&