Searched refs:letnum (Results 1 – 4 of 4) sorted by relevance
482 for (; letnum(c); c = *cp)511 for (; c != '_' && (letnum(c) || c == '#'); c = *cp++)
434 #define letnum(c) ctype(c, C_ALPHA|C_DIGIT) macro
1236 if (!letnum(c)) {
25 #define is_wordch(c) (letnum(c))