[#2284] Remove redefinition warnings + speex warnings

sflphone-common/libs/pjproject/pjlib/include/pj/compat/string.h

@@ -52,8 +52,8 @@
 #   define wcsicmp	_wcsicmp
 #   define wcsnicmp	_wcsnicmp
 #else
-#   define stricmp	strcasecmp
-#   define strnicmp	strncasecmp
+// #   define stricmp	strcasecmp
+// #   define strnicmp	strncasecmp
 
 #   if defined(PJ_NATIVE_STRING_IS_UNICODE) && PJ_NATIVE_STRING_IS_UNICODE!=0
 #	error "Implement Unicode string functions"

sflphone-common/src/audio/codecs/speexcodec_nb.cpp

@@ -111,7 +111,7 @@ class Speex : public AudioCodec
 
         virtual int codecDecode (short *dst, unsigned char *src, unsigned int size) {
 
-            int ratio = 320 / _speex_frame_size;
+            // int ratio = 320 / _speex_frame_size;
             speex_bits_read_from (&_speex_dec_bits, (char*) src, size);
             speex_decode_int (_speex_dec_state, &_speex_dec_bits, dst);
 

sflphone-common/src/audio/codecs/speexcodec_wb.cpp

@@ -109,7 +109,7 @@ class Speex : public AudioCodec
 
         virtual int codecDecode (short *dst, unsigned char *src, unsigned int size) {
 
-            int ratio = 320 / _speex_frame_size;
+            // int ratio = 320 / _speex_frame_size;
 
             speex_bits_read_from (&_speex_dec_bits, (char*) src, size);
             speex_decode_int (_speex_dec_state, &_speex_dec_bits, dst);