s/yyback/sialppback/g
s/yybgin/sialppbgin/g
s/yycrank/sialppcrank/g
s/yyerror/sialpperror/g
s/yyestate/sialppestate/g
s/yyextra/sialppextra/g
s/yyfnd/sialppfnd/g
s/yyin/sialppin/g
s/yyinput/sialppinput/g
s/yyleng/sialppleng/g
s/yylex/sialpplex/g
s/yylineno/sialpplineno/g
s/yylook/sialpplook/g
s/yylsp/sialpplsp/g
s/yylstate/sialpplstate/g
s/yylval/sialpplval/g
s/yymatch/sialppmatch/g
s/yymorfg/sialppmorfg/g
s/yyolsp/sialppolsp/g
s/yyout/sialppout/g
s/yyoutput/sialppoutput/g
s/yyprevious/sialppprevious/g
s/yysbuf/sialppsbuf/g
s/yysptr/sialppsptr/g
s/yysvec/sialppsvec/g
s/yytchar/sialpptchar/g
s/yytext/sialpptext/g
s/yytop/sialpptop/g
s/yyunput/sialppunput/g
s/yyvstop/sialppvstop/g
s/yywrap/sialppwrap/g
s/yydebug/sialdebug/g
