Convert estrto{l, ul} to estrtonum

Enough with this insanity!

libutil/estrtol.c

@@ -1,27 +0,0 @@
-/* See LICENSE file for copyright and license details. */
-#include <errno.h>
-#include <stdio.h>
-#include <stdlib.h>
-
-#include "../util.h"
-
-long
-estrtol(const char *s, int base)
-{
-	char *end;
-	long n;
-
-	errno = 0;
-	n = strtol(s, &end, base);
-	if (*end != '\0') {
-		if (base == 0)
-			eprintf("%s: not an integer\n", s);
-		else
-			eprintf("%s: not a base %d integer\n", s, base);
-	}
-	if (errno != 0)
-		eprintf("%s:", s);
-
-	return n;
-}
-

libutil/estrtoul.c

@@ -1,26 +0,0 @@
-/* See LICENSE file for copyright and license details. */
-#include <errno.h>
-#include <stdio.h>
-#include <stdlib.h>
-
-#include "../util.h"
-
-unsigned long
-estrtoul(const char *s, int base)
-{
-	char *end;
-	unsigned long n;
-
-	errno = 0;
-	n = strtoul(s, &end, base);
-	if (*end != '\0') {
-		if (base == 0)
-			eprintf("%s: not an integer\n", s);
-		else
-			eprintf("%s: not a base %d integer\n", s, base);
-	}
-	if (errno != 0)
-		eprintf("%s:", s);
-
-	return n;
-}