Hygiene, always use xmemmem() because memmem() is a GNU extension

diff --git a/libarchive/archive_read_support_format_warc.c b/libarchive/archive_read_support_format_warc.c
index acbfa442e7b474fd62075034dc53a687fea1292f..b032e57c71f649e2bb7c7d79a3229cfa7962041d 100644 (file)
--- a/libarchive/archive_read_support_format_warc.c
+++ b/libarchive/archive_read_support_format_warc.c
@@ -720,7 +720,7 @@ static const char*
 _warc_find_eoh(const char *buf, size_t bsz)
 {
        static const char _marker[] = "\r\n\r\n";
-       const char *hit = memmem(buf, bsz, _marker, sizeof(_marker) - 1U);
+       const char *hit = xmemmem(buf, bsz, _marker, sizeof(_marker) - 1U);
 
        if (hit != NULL) {
                hit += sizeof(_marker) - 1U;