    yyunput          1531 gtags-parser/asm_scan.c static void yyunput( int c, register char *yy_bp )
    yyunput          1570 gtags-parser/php.c static void yyunput( int c, register char *yy_bp )
    yyunput          1281 htags/asm.c    static void yyunput( int c, register char *yy_bp )
    yyunput          1412 htags/c.c      static void yyunput( int c, register char *yy_bp )
    yyunput          1279 htags/cpp.c    static void yyunput( int c, register char *yy_bp )
    yyunput          1185 htags/java.c   static void yyunput( int c, register char *yy_bp )
    yyunput          1428 htags/php.c    static void yyunput( int c, register char *yy_bp )