Don't check if perl is enabled in modperl

The Makefile only compiles this module if it is enabled.
I think it's better to error out if for some reason this doesn't work instead
of silently producing an empty modperl.so.


git-svn-id: https://znc.svn.sourceforge.net/svnroot/znc/trunk@1165 726aef4b-f618-498e-8847-2d620e286838

modules/modperl.cpp

@@ -15,7 +15,6 @@
  * PERL_DESTRUCT_LEVEL is a perl env flag to force the VM to cleanup, this also stops false alarms, but within perl
  */
 
-#ifdef HAVE_PERL
 #include "Chan.h"
 #include "User.h"
 #include "znc.h"
@@ -1223,13 +1222,3 @@ Csock *CPerlSock::GetSockObj(const CS_STRING & sHostname, u_short iPort)
 
 	return(p);
 }
-
-#endif /* HAVE_PERL */
-
-
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-