shithub: scc

ref: b4937529eec57e67ac61a53ca2589d4fa3cf7d1a
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);
}