Always compile gcmodule.

Makefile.pre.in

@@ -159,7 +159,8 @@ PYTHON=		python$(EXE)
 MODULE_OBJS=	\
 		Modules/config.o \
 		Modules/getpath.o \
-		Modules/main.o
+		Modules/main.o \
+		Modules/gcmodule.o
 
 # Used of signalmodule.o is not available
 SIGNAL_OBJS=	@SIGNAL_OBJS@

configure.in

@@ -1121,8 +1121,6 @@ if test "$ipv6" = "yes" -a "$ipv6lib" != "none"; then
 fi
 
 # Check for GC support
-AC_SUBST(USE_GC_MODULE)
-USE_GC_MODULE=""
 AC_MSG_CHECKING(for --with-cycle-gc)
 AC_ARG_WITH(cycle-gc,
 [  --with(out)-cycle-gc            disable/enable garbage collection])
@@ -1130,10 +1128,8 @@ AC_ARG_WITH(cycle-gc,
 if test -z "$with_cycle_gc"
 then with_cycle_gc="yes"
 fi
-if test "$with_cycle_gc" = "no"
+if test "$with_cycle_gc" != "no"
 then
-    USE_GC_MODULE="#"
-else
     AC_DEFINE(WITH_CYCLE_GC)
 fi
 AC_MSG_RESULT($with_cycle_gc)