shithub: scc

ref: ab7058659cd53f5506800d9dab12bf86eeb198df
dir: /src/libc/ctype/isalnum.c/

View raw version
#include <ctype.h>
#undef isalnum

int
isalnum(int c)
{
	return (__ctype+1)[c] & (_U|_L|_D);
}