ffmpeg roll of source to mar 9 version...

patched-ffmpeg-mt/libavutil/avstring.h

 /*
  * Copyright (c) 2007 Mans Rullgard
  *
  * This file is part of FFmpeg.
  *
  * FFmpeg is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2.1 of the License, or (at your option) any later version.
  *
@@ skipping 29 matching lines @@
  * after the prefix.
  *
  * @param str input string
  * @param pfx prefix to test
  * @param ptr updated if the prefix is matched inside str
  * @return non-zero if the prefix matches, zero otherwise
  */
 int av_stristart(const char *str, const char *pfx, const char **ptr);
 
 /**
+ * Locate the first case-independent occurrence in the string haystack
+ * of the string needle.  A zero-length string needle is considered to
+ * match at the start of haystack.
+ *
+ * This function is a case-insensitive version of the standard strstr().
+ *
+ * @param haystack string to search in
+ * @param needle   string to search for
+ * @return         pointer to the located match within haystack
+ *                 or a null pointer if no match
+ */
+char *av_stristr(const char *haystack, const char *needle);
+
+/**
  * Copy the string src to dst, but no more than size - 1 bytes, and
  * null-terminate dst.
  *
  * This function is the same as BSD strlcpy().
  *
  * @param dst destination buffer
  * @param src source string
  * @param size size of destination buffer
  * @return the length of src
  *
@@ skipping 34 matching lines @@
  *  if enough space had been available
  */
 size_t av_strlcatf(char *dst, size_t size, const char *fmt, ...);
 
 /**
  * Convert a number to a av_malloced string.
  */
 char *av_d2str(double d);
 
 #endif /* AVUTIL_AVSTRING_H */