Fix some compiler warnings (#796)

src/libFLAC/ogg_decoder_aspect.c

@@ -89,7 +89,7 @@ static FLAC__OggDecoderAspectReadStatus process_page_(FLAC__OggDecoderAspect *as
 		/* Check whether not FLAC. The next if is somewhat confusing: check
 		 * whether the length of the next page body agrees with the length
 		 * of a FLAC 'header' possibly contained in that page */
-		if(aspect->working_page.body_len > 1 + FLAC__OGG_MAPPING_MAGIC_LENGTH &&
+		if(aspect->working_page.body_len > (long)(1 + FLAC__OGG_MAPPING_MAGIC_LENGTH) &&
 		   aspect->working_page.body[0] == FLAC__OGG_MAPPING_FIRST_HEADER_PACKET_TYPE &&
 		   memcmp((&aspect->working_page.body) + 1, FLAC__OGG_MAPPING_MAGIC, FLAC__OGG_MAPPING_MAGIC_LENGTH)) {
 			aspect->bos_flag_seen = true;

src/test_seeking/main.c

@@ -322,7 +322,7 @@ static FLAC__bool seek_barrage(FLAC__bool is_ogg, const char *filename, FLAC__of
 	if(total_samples > n)
 		n = (long int)total_samples;
 
-	printf("file's total_samples is %" PRIu64 "\n", n);
+	printf("file's total_samples is %ld\n", n);
 
 	/* if we don't have a total samples count, just guess based on the file size */
 	/* @@@ for is_ogg we should get it from last page's granulepos */