30   png_const_charp warning_message));
111 png_warning(png_structp png_ptr, png_const_charp warning_message)  in png_warning()  argument
121        if (*warning_message == PNG_LITERAL_SHARP)  in png_warning()
124               if (warning_message[offset] == ' ')  in png_warning()
130       (*(png_ptr->warning_fn))(png_ptr, warning_message + offset);  in png_warning()
132       png_default_warning(png_ptr, warning_message + offset);  in png_warning()
217 png_chunk_warning(png_structp png_ptr, png_const_charp warning_message)  in png_chunk_warning()  argument
221      png_warning(png_ptr, warning_message);  in png_chunk_warning()
224      png_format_buffer(png_ptr, msg, warning_message);  in png_chunk_warning()
314 png_default_warning(png_structp png_ptr, png_const_charp warning_message)  in png_default_warning()  argument
318    if (*warning_message == PNG_LITERAL_SHARP)  in png_default_warning()
324         warning_number[offset] = warning_message[offset + 1];  in png_default_warning()
325         if (warning_message[offset] == ' ')  in png_default_warning()
332           warning_number, warning_message + offset);  in png_default_warning()
338           warning_message);  in png_default_warning()
345      fprintf(stderr, "libpng warning: %s", warning_message);  in png_default_warning()
349    warning_message = warning_message; /* Make compiler happy */  in png_default_warning()