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-rw-r--r--image/png.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/image/png.c b/image/png.c
index 95f68ed94..3b4b30dc0 100644
--- a/image/png.c
+++ b/image/png.c
@@ -77,7 +77,7 @@ static unsigned int interlace_row_step[8] = {8, 8, 8, 4, 4, 2, 2};
/**
* nspng_warning -- callback for libpng warnings
*/
-void nspng_warning(png_structp png_ptr, png_const_charp warning_message)
+static void nspng_warning(png_structp png_ptr, png_const_charp warning_message)
{
LOG(("%s", warning_message));
}
@@ -85,7 +85,7 @@ void nspng_warning(png_structp png_ptr, png_const_charp warning_message)
/**
* nspng_error -- callback for libpng errors
*/
-void nspng_error(png_structp png_ptr, png_const_charp error_message)
+static void nspng_error(png_structp png_ptr, png_const_charp error_message)
{
LOG(("%s", error_message));
longjmp(png_ptr->jmpbuf, 1);