diff --git a/bionic.c b/bionic.c
index e42092a..93e6c57 100644
--- a/bionic.c
+++ b/bionic.c
@@ -288,396 +288,6 @@ int _toupper(char c)
 	return c + ('a' - 'A');
 }
 
-static int get_cuts(int base, unsigned long *cutoff, int *cutlim)
-{
-	switch(base) {
-	case 1:
-		*cutoff = 4294967295;
-		*cutlim = 0;
-		break;
-
-	case 2:
-		*cutoff = 2147483647;
-		*cutlim = 1;
-		break;
-
-	case 3:
-		*cutoff = 1431655765;
-		*cutlim = 0;
-		break;
-
-	case 4:
-		*cutoff = 1073741823;
-		*cutlim = 3;
-		break;
-
-	case 5:
-		*cutoff = 858993459;
-		*cutlim = 0;
-		break;
-
-	case 6:
-		*cutoff = 715827882;
-		*cutlim = 3;
-		break;
-
-	case 7:
-		*cutoff = 613566756;
-		*cutlim = 3;
-		break;
-
-	case 8:
-		*cutoff = 536870911;
-		*cutlim = 7;
-		break;
-
-	case 9:
-		*cutoff = 477218588;
-		*cutlim = 3;
-		break;
-
-	case 10:
-		*cutoff = 429496729;
-		*cutlim = 5;
-		break;
-
-	case 11:
-		*cutoff = 390451572;
-		*cutlim = 3;
-		break;
-
-	case 12:
-		*cutoff = 357913941;
-		*cutlim = 3;
-		break;
-
-	case 13:
-		*cutoff = 330382099;
-		*cutlim = 8;
-		break;
-
-	case 14:
-		*cutoff = 306783378;
-		*cutlim = 3;
-		break;
-
-	case 15:
-		*cutoff = 286331153;
-		*cutlim = 0;
-		break;
-
-	case 16:
-		*cutoff = 268435455;
-		*cutlim = 15;
-		break;
-
-	case 17:
-		*cutoff = 252645135;
-		*cutlim = 0;
-		break;
-
-	case 18:
-		*cutoff = 238609294;
-		*cutlim = 3;
-		break;
-
-	case 19:
-		*cutoff = 226050910;
-		*cutlim = 5;
-		break;
-
-	case 20:
-		*cutoff = 214748364;
-		*cutlim = 15;
-		break;
-
-	case 21:
-		*cutoff = 204522252;
-		*cutlim = 3;
-		break;
-
-	case 22:
-		*cutoff = 195225786;
-		*cutlim = 3;
-		break;
-
-	case 23:
-		*cutoff = 186737708;
-		*cutlim = 11;
-		break;
-
-	case 24:
-		*cutoff = 178956970;
-		*cutlim = 15;
-		break;
-
-	case 25:
-		*cutoff = 171798691;
-		*cutlim = 20;
-		break;
-
-	case 26:
-		*cutoff = 165191049;
-		*cutlim = 21;
-		break;
-
-	case 27:
-		*cutoff = 159072862;
-		*cutlim = 21;
-		break;
-
-	case 28:
-		*cutoff = 153391689;
-		*cutlim = 3;
-		break;
-
-	case 29:
-		*cutoff = 148102320;
-		*cutlim = 15;
-		break;
-
-	case 30:
-		*cutoff = 143165576;
-		*cutlim = 15;
-		break;
-
-	case 31:
-		*cutoff = 138547332;
-		*cutlim = 3;
-		break;
-
-	case 32:
-		*cutoff = 134217727;
-		*cutlim = 31;
-		break;
-
-	case 33:
-		*cutoff = 130150524;
-		*cutlim = 3;
-		break;
-
-	case 34:
-		*cutoff = 126322567;
-		*cutlim = 17;
-		break;
-
-	case 35:
-		*cutoff = 122713351;
-		*cutlim = 10;
-		break;
-
-	case 36:
-		*cutoff = 119304647;
-		*cutlim = 3;
-		break;
-
-	case 37:
-		*cutoff = 116080197;
-		*cutlim = 6;
-		break;
-
-	case 38:
-		*cutoff = 113025455;
-		*cutlim = 5;
-		break;
-
-	case 39:
-		*cutoff = 110127366;
-		*cutlim = 21;
-		break;
-
-	case 40:
-		*cutoff = 107374182;
-		*cutlim = 15;
-		break;
-
-	case 41:
-		*cutoff = 104755299;
-		*cutlim = 36;
-		break;
-
-	case 42:
-		*cutoff = 102261126;
-		*cutlim = 3;
-		break;
-
-	case 43:
-		*cutoff = 99882960;
-		*cutlim = 15;
-		break;
-
-	case 44:
-		*cutoff = 97612893;
-		*cutlim = 3;
-		break;
-
-	case 45:
-		*cutoff = 95443717;
-		*cutlim = 30;
-		break;
-
-	case 46:
-		*cutoff = 93368854;
-		*cutlim = 11;
-		break;
-
-	case 47:
-		*cutoff = 91382282;
-		*cutlim = 41;
-		break;
-
-	case 48:
-		*cutoff = 89478485;
-		*cutlim = 15;
-		break;
-
-	case 49:
-		*cutoff = 87652393;
-		*cutlim = 38;
-		break;
-
-	case 50:
-		*cutoff = 85899345;
-		*cutlim = 45;
-		break;
-
-	case 51:
-		*cutoff = 84215045;
-		*cutlim = 0;
-		break;
-
-	case 52:
-		*cutoff = 82595524;
-		*cutlim = 47;
-		break;
-
-	case 53:
-		*cutoff = 81037118;
-		*cutlim = 41;
-		break;
-
-	case 54:
-		*cutoff = 79536431;
-		*cutlim = 21;
-		break;
-
-	case 55:
-		*cutoff = 78090314;
-		*cutlim = 25;
-		break;
-
-	case 56:
-		*cutoff = 76695844;
-		*cutlim = 31;
-		break;
-
-	case 57:
-		*cutoff = 75350303;
-		*cutlim = 24;
-		break;
-
-	case 58:
-		*cutoff = 74051160;
-		*cutlim = 15;
-		break;
-
-	case 59:
-		*cutoff = 72796055;
-		*cutlim = 50;
-		break;
-
-	case 60:
-		*cutoff = 71582788;
-		*cutlim = 15;
-		break;
-
-	case 61:
-		*cutoff = 70409299;
-		*cutlim = 56;
-		break;
-
-	case 62:
-		*cutoff = 69273666;
-		*cutlim = 3;
-		break;
-
-	case 63:
-		*cutoff = 68174084;
-		*cutlim = 3;
-		break;
-
-	case 64:
-		*cutoff = 67108863;
-		*cutlim = 63;
-		break;
-
-	default:
-		break;
-	}
-
-	return 0;
-}
-
-unsigned long _strtoul(const void *nptr, void **endptr, int base)
-{
-	const char *s;
-	unsigned long acc, cutoff;
-	int c;
-	int neg, any, cutlim;
-
-	/*
-	   * See strtol for comments as to the logic used.
-	   */
-	s = nptr;
-	do {
-		c = (unsigned char) *s++;
-	} while (_isspace(c));
-	if (c == '-') {
-		neg = 1;
-		c = *s++;
-	} else {
-		neg = 0;
-		if (c == '+')
-			c = *s++;
-	}
-	if ((base == 0 || base == 16) &&
-			c == '0' && (*s == 'x' || *s == 'X')) {
-		c = s[1];
-		s += 2;
-		base = 16;
-	}
-	if (base == 0)
-		base = c == '0' ? 8 : 10;
-
-	get_cuts(base, &cutoff, &cutlim);
-	for (acc = 0, any = 0;; c = (unsigned char) *s++) {
-		if (_isdigit(c))
-			c -= '0';
-		else if (_isalpha(c))
-			c -= _isupper(c) ? 'A' - 10 : 'a' - 10;
-		else
-			break;
-		if (c >= base)
-			break;
-		if (any < 0)
-			continue;
-		if (acc > cutoff || (acc == cutoff && c > cutlim)) {
-			any = -1;
-			acc = ULONG_MAX;
-			//errno = ERANGE;
-		} else {
-			any = 1;
-			acc *= (unsigned long)base;
-			acc += c;
-		}
-	}
-	if (neg && any > 0)
-		acc = -acc;
-	if (endptr != 0)
-		*(char **)endptr = (char *) (any ? s - 1 : nptr);
-	return (acc);
-}
-
 void _memset(void *dst0, char val, size_t length)
 {
 	uint8_t *ptr = dst0;
diff --git a/include/bionic.h b/include/bionic.h
index cbceeb4..83eead6 100644
--- a/include/bionic.h
+++ b/include/bionic.h
@@ -10,7 +10,7 @@ char *_strtok(char *str, const char *delim, char **saveptr);
 int _strcasecmp(const char *s1, const char *s2);
 void *_memcpy(void *dst0, const void *src0, size_t length);
 void _memset(void *dst0, char val, size_t length);
-unsigned long _strtoul(const void *nptr, void **endptr, int base);
+unsigned long strtoul(const char *nptr, char **endptr, unsigned int base);
 int _strlen(const char *s);
 int _strnlen(const char *s, uint32_t maxlen);
 void _usleep(uint32_t usecs);