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-rw-r--r--ext/metadata/metadataparsepng.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/ext/metadata/metadataparsepng.h b/ext/metadata/metadataparsepng.h
index a0876d02..224b48f7 100644
--- a/ext/metadata/metadataparsepng.h
+++ b/ext/metadata/metadataparsepng.h
@@ -82,7 +82,7 @@ extern void metadataparse_png_dispose (PngParseData * png_data);
extern void metadataparse_png_lazy_update (PngParseData * jpeg_data);
-int
+extern MetadataParsingReturn
metadataparse_png_parse (PngParseData * png_data, guint8 * buf,
guint32 * bufsize, const guint32 offset, guint8 ** next_start, guint32 * next_size);