_GL_ATTRIBUTE_SPEC_PRINTF_STANDARD  165 lib/stdio.in.h # define _GL_ATTRIBUTE_SPEC_PRINTF_SYSTEM _GL_ATTRIBUTE_SPEC_PRINTF_STANDARD
_GL_ATTRIBUTE_SPEC_PRINTF_STANDARD  175 lib/stdio.in.h   _GL_ATTRIBUTE_FORMAT ((_GL_ATTRIBUTE_SPEC_PRINTF_STANDARD, formatstring_parameter, first_argument))