shithub: scc

ref: ebf26dca8688449f074f5304c71c1b28fa977388
dir: /lib/c/isalnum.c/

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

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