29     png_const_charp warning_message));
216 png_warning(png_const_structrp png_ptr, png_const_charp warning_message)  in png_warning()  argument
226          if (*warning_message == PNG_LITERAL_SHARP)  in png_warning()
229                if (warning_message[offset] == ' ')  in png_warning()
236           warning_message + offset);  in png_warning()
238       png_default_warning(png_ptr, warning_message + offset);  in png_warning()
497 png_chunk_warning(png_const_structrp png_ptr, png_const_charp warning_message)  in png_chunk_warning()  argument
501       png_warning(png_ptr, warning_message);  in png_chunk_warning()
505       png_format_buffer(png_ptr, msg, warning_message);  in png_chunk_warning()
785 png_default_warning(png_const_structrp png_ptr, png_const_charp warning_message)  in png_default_warning()  argument
789    if (*warning_message == PNG_LITERAL_SHARP)  in png_default_warning()
795          warning_number[offset] = warning_message[offset + 1];  in png_default_warning()
796          if (warning_message[offset] == ' ')  in png_default_warning()
804              warning_number, warning_message + offset);  in png_default_warning()
811              warning_message);  in png_default_warning()
819       fprintf(stderr, "libpng warning: %s", warning_message);  in png_default_warning()
823    PNG_UNUSED(warning_message) /* Make compiler happy */  in png_default_warning()
921 png_safe_warning(png_structp png_nonconst_ptr, png_const_charp warning_message)  in png_safe_warning()  argument
929       png_safecat(image->message, (sizeof image->message), 0, warning_message);  in png_safe_warning()