s/^yylex()/static &/ s/^FILE \*yyin/static &/ s/^int yyvstop\[\]/static &/ s/^struct.*yycrank\[\] =/static &/ s/^struct.*yysvec\[\] =/static &/ s/^struct yywork \*yytop/static &/ s/^struct yysvf \*yybgin/static &/ s/^char yymatch\[\]/static &/ s/^char yyextra\[\]/static &/ s/^int yylineno/static &/ s/^char \*yysptr/static &/ s/^int yyprevious/static &/ s/^yylook()/static &/ s/^yyback(p, m)/static &/ s/^yyinput(){/static &/ s/^yyoutput(c)/static &/ s/^yyunput(c)/static &/