1 MODULE = My PACKAGE = My 2 3 #ifdef MYDEF123 4 void 5 do(dbh) 6 SV *dbh 7 CODE: 8 { 9 int x; 10 ++x; 11 } 12 #else 13 void 14 do(dbh) 15 SV *dbh 16 CODE: 17 { 18 int x; 19 ++x; 20 } 21 #endif 22