#include <stdio.h>
#include <stdlib.h>
#include <inttypes.h>

int main(void) {
	
	printf("WORD=%d\n",    (int16_t) strtol("F123", NULL, 16));
printf("foo=%"PRIu32"\n",(uint32_t) foo);
	printf("QWORD=%lld\n", (int64_t) strtol("FFFFFFFFFFFFF123", NULL, 16));

	return 0;
}