13229Spst%{ 23229Spst#include "null_gram.h" 33229Spst 43229Spstvoid null_error(const char *fmt, ...) {} 53229Spstint yywrap(void) { return 0; } 63229Spst%} 73229Spst%option nounput 83229Spst%option noinput 93229Spst%% 103229Spst