--- ghc-6.4.2/ghc/lib/compat/compat.mk	Thu Feb  2 14:01:03 2006
+++ ghc-6.4.2.old/ghc/lib/compat/compat.mk	Sat Apr 29 12:39:25 2006
@@ -8,7 +8,7 @@
 
 # Use libghccompat.a:
 SRC_HC_OPTS += -i$(GHC_LIB_COMPAT_DIR)
-SRC_LD_OPTS += -L$(GHC_LIB_COMPAT_DIR) -lghccompat
+SRC_LD_OPTS += -L$(GHC_LIB_COMPAT_DIR) -lghccompat -lrt
 
 # Do *not* use the installed Cabal:
 ifeq "$(ghc_ge_603)" "YES"