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1--- strerror.c.orig 2010-10-07 16:06:39.000000000 -0700
2+++ strerror.c 2010-10-07 16:17:59.000000000 -0700
3@@ -52,12 +52,13 @@ __FBSDID("$FreeBSD: src/lib/libc/string/
4 */
5 #define EBUFSIZE (20 + 2 + sizeof(UPREFIX))
6
7+#ifndef BUILDING_VARIANT
8 /*
9 * Doing this by hand instead of linking with stdio(3) avoids bloat for
10 * statically linked binaries.
11 */
12-static void
13-errstr(int num, char *uprefix, char *buf, size_t len)
14+__private_extern__ void
15+__errstr(int num, char *uprefix, char *buf, size_t len)
16 {
17 char *t;
18 unsigned int uerr;
19@@ -87,8 +88,8 @@ strerror_r(int errnum, char *strerrbuf,
20 catd = catopen("libc", NL_CAT_LOCALE);
21 #endif
22
23- if (errnum < 1 || errnum >= sys_nerr) {
24- errstr(errnum,
25+ if (errnum < 0 || errnum >= sys_nerr) {
26+ __errstr(errnum,
27 #if defined(NLS)
28 catgets(catd, 1, 0xffff, UPREFIX),
29 #else
30@@ -114,13 +115,20 @@ strerror_r(int errnum, char *strerrbuf,
31
32 return (retval);
33 }
34+#else /* BUILDING_VARIANT */
35+__private_extern__ void __errstr(int, char *, size_t);
36+#endif /* !BUILDING_VARIANT */
37
38 char *
39 strerror(int num)
40 {
41 static char ebuf[NL_TEXTMAX];
42
43+#if !__DARWIN_UNIX03
44 if (strerror_r(num, ebuf, sizeof(ebuf)) != 0)
45 errno = EINVAL;
46+#else
47+ (void)strerror_r(num, ebuf, sizeof(ebuf));
48+#endif
49 return (ebuf);
50 }