png_benign_error 1958 3rdparty/libpng/png.h #  undef png_benign_error
png_benign_error 1971 3rdparty/libpng/png.h #    define png_benign_error png_warning
png_benign_error 1974 3rdparty/libpng/png.h #    define png_benign_error png_error
png_benign_error  359 3rdparty/libpng/pngerror.c png_benign_error(png_structp png_ptr, png_const_charp error_message)