Remember, SHLIBEXT begins with a period.

llvm-svn: 10936
diff --git a/llvm/Makefile.rules b/llvm/Makefile.rules
index 4831d1d..05b4263 100644
--- a/llvm/Makefile.rules
+++ b/llvm/Makefile.rules
@@ -109,7 +109,7 @@
 ###########################################################################
 .SUFFIXES:
 .SUFFIXES: .c .cpp .h .hpp .y .l
-.SUFFIXES: .lo .o .a .$(SHLIBEXT) .bc .td
+.SUFFIXES: .lo .o .a $(SHLIBEXT) .bc .td
 .SUFFIXES: .ps .dot .d
 
 #