--- old/make/linux/makefiles/gcc.make	2010-11-16 18:00:56.000000000 +0100
+++ new/make/linux/makefiles/gcc.make	2010-11-16 18:00:55.000000000 +0100
@@ -44,7 +44,8 @@
 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0"
 USE_PRECOMPILED_HEADER=1
 PRECOMPILED_HEADER_DIR=.
-PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/incls/_precompiled.incl.gch
+PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled.hpp
+PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.gch
 endif
 
 
@@ -144,6 +145,11 @@
 OPT_CFLAGS/mulnode.o += -O0
 endif
 
+# Flags for generating make dependency flags.
+ifneq ("${CC_VER_MAJOR}", "2")
+DEPFLAGS = -MMD -MP -MF $(DEP_DIR)/$(@:%=%.d)
+endif
+
 #------------------------------------------------------------------------
 # Linker flags