--- /dev/null
+/* $NetBSD: _strtoi.h,v 1.1 2015/01/22 02:15:59 christos Exp $ */
+
+/*-
+ * Copyright (c) 1990, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * Original version ID:
+ * NetBSD: src/lib/libc/locale/_wcstoul.h,v 1.2 2003/08/07 16:43:03 agc Exp
+ *
+ * Created by Kamil Rytarowski, based on ID:
+ * NetBSD: src/common/lib/libc/stdlib/_strtoul.h,v 1.7 2013/05/17 12:55:56 joerg Exp
+ */
+
+/*
+ * function template for strtoi and strtou
+ *
+ * parameters:
+ * _FUNCNAME : function name
+ * __TYPE : return and range limits type
+ * __WRAPPED : wrapped function, strtoimax or strtoumax
+ */
+
+__TYPE
+_FUNCNAME(const char * __restrict nptr, char ** __restrict endptr, int base,
+ __TYPE lo, __TYPE hi, int * rstatus)
+{
+ int serrno;
+ __TYPE im;
+ char *ep;
+ int rep;
+
+ /* endptr may be NULL */
+
+ if (endptr == NULL)
+ endptr = &ep;
+
+ if (rstatus == NULL)
+ rstatus = &rep;
+
+ serrno = errno;
+ errno = 0;
+
+ im = __WRAPPED(nptr, endptr, base);
+
+ *rstatus = errno;
+ errno = serrno;
+
+ if (*rstatus == 0) {
+ /* No digits were found */
+ if (nptr == *endptr)
+ *rstatus = ECANCELED;
+ /* There are further characters after number */
+ else if (**endptr != '\0')
+ *rstatus = ENOTSUP;
+ }
+
+ if (im < lo) {
+ if (*rstatus == 0)
+ *rstatus = ERANGE;
+ return lo;
+ }
+ if (im > hi) {
+ if (*rstatus == 0)
+ *rstatus = ERANGE;
+ return hi;
+ }
+
+ return im;
+}
--- /dev/null
+/* $NetBSD: strtou.c,v 1.2 2015/05/01 14:17:56 christos Exp $ */
+
+/*-
+ * Copyright (c) 2005 The DragonFly Project. All rights reserved.
+ * Copyright (c) 2003 Citrus Project,
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * Created by Kamil Rytarowski, based on ID:
+ * NetBSD: src/common/lib/libc/stdlib/strtoul.c,v 1.3 2008/08/20 19:58:34 oster Exp
+ */
+
+#if HAVE_NBTOOL_CONFIG_H
+#include "nbtool_config.h"
+#endif
+
+#ifdef _LIBC
+#include "namespace.h"
+#endif
+
+#if defined(_KERNEL)
+#include <sys/param.h>
+#include <sys/types.h>
+#include <lib/libkern/libkern.h>
+#elif defined(_STANDALONE)
+#include <sys/param.h>
+#include <sys/types.h>
+#include <lib/libkern/libkern.h>
+#include <lib/libsa/stand.h>
+#else
+#include <stddef.h>
+#include <assert.h>
+#include <errno.h>
+#include <inttypes.h>
+#endif
+
+#define _FUNCNAME strtou
+#define __TYPE uintmax_t
+#define __WRAPPED strtoumax
+
+#include "_strtoi.h"
+
+#ifdef _LIBC
+__weak_alias(strtou, _strtou)
+__weak_alias(strtou_l, _strtou_l)
+#endif