SYNOPSIS
#define _GNU_SOURCE /* See feature_test_macros(7) */
#include <string.h>
should be
SYNOPSIS
#define __USE_GNU /* See feature_test_macros(7) */
#include <string.h>
because <string.h> needs it for declaring memmem ... (see below). The
same symbol replacement is necessary in man 3 mempcpy, strfry, memfrob,
memchr and probably others.
Andreas
#ifdef __USE_GNU
/* Find the first occurrence of NEEDLE in HAYSTACK.
NEEDLE is NEEDLELEN bytes long;
HAYSTACK is HAYSTACKLEN bytes long. */
extern void *memmem (const void *__haystack, size_t __haystacklen,
const void *__needle, size_t __needlelen)
__THROW __attribute_pure__ __nonnull ((1, 3));
[...]
--
Andreas Westfeld, 0432 01CC F511 9E2B 0B57 5993 0B22 98F8 4AD8 EEEA
HTW Dresden, Fakultät Informatik/Mathematik
Informatikrecht/Informationssicherheit, Zimmer Z 337
Tel. +49-351-462-3372, http://www.htw-dresden.de/~westfeld
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