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diff --git a/libdnet-stripped/src/err.c b/libdnet-stripped/src/err.c
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+/*
+ * err.c
+ *
+ * Adapted from OpenBSD libc *err* *warn* code.
+ *
+ * Copyright (c) 2000 Dug Song <dugsong@monkey.org>
+ *
+ * Copyright (c) 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. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. 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.
+ */
+
+#ifdef _WIN32
+#include <windows.h>
+#endif
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <errno.h>
+
+void
+err(int eval, const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ if (fmt != NULL) {
+ (void)vfprintf(stderr, fmt, ap);
+ (void)fprintf(stderr, ": ");
+ }
+ va_end(ap);
+#ifdef _WIN32
+ (void)fprintf(stderr, "error %lu\n", GetLastError());
+#else
+ (void)fprintf(stderr, "%s\n", strerror(errno));
+#endif
+ exit(eval);
+}
+
+void
+warn(const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ if (fmt != NULL) {
+ (void)vfprintf(stderr, fmt, ap);
+ (void)fprintf(stderr, ": ");
+ }
+ va_end(ap);
+#ifdef _WIN32
+ (void)fprintf(stderr, "error %lu\n", GetLastError());
+#else
+ (void)fprintf(stderr, "%s\n", strerror(errno));
+#endif
+}
+
+void
+errx(int eval, const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ if (fmt != NULL)
+ (void)vfprintf(stderr, fmt, ap);
+ (void)fprintf(stderr, "\n");
+ va_end(ap);
+ exit(eval);
+}
+
+void
+warnx(const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ if (fmt != NULL)
+ (void)vfprintf(stderr, fmt, ap);
+ (void)fprintf(stderr, "\n");
+ va_end(ap);
+}
+