add missing endif, fix for preprocessor problem introduced in rel 38235

git-svn-id: http://root.cern.ch/svn/root/trunk@38318 27541ba8-7e3a-0410-8455-c3a389f83636

tmva/Makefile.arch

@@ -123,7 +123,7 @@ CXX           = KCC --one_instantiation_per_object
 CXXFLAGS      = -O4 -KPIC
 LD            = KCC
 LDFLAGS       = -O4
-SOFLAGS       =
+SOFLAGS       = 
 endif
 
 ifeq ($(ARCH),solarisx86)
@@ -476,6 +476,7 @@ ifeq ($(subst $(MACOSX_MINOR),,12),12)
 LD            = MACOSX_DEPLOYMENT_TARGET=10.$(MACOSX_MINOR) c++
 SOFLAGS       = -m64 -dynamiclib -single_module -undefined dynamic_lookup
 endif
+endif
 
 ifeq ($(ARCH),macosxxlc)
 # MacOS X with IBM xlC compiler