diff --git a/srpt/patches/kernel-2.6.23-pre-cflags.patch b/srpt/patches/kernel-2.6.23-pre-cflags.patch
new file mode 100644
index 000000000..bba6b6c50
--- /dev/null
+++ b/srpt/patches/kernel-2.6.23-pre-cflags.patch
@@ -0,0 +1,11 @@
+--- linux-2.6.23.17/scripts/Makefile.lib.orig	2011-04-10 10:29:50.000000000 -0400
++++ linux-2.6.23.17/scripts/Makefile.lib	2011-04-10 10:30:27.000000000 -0400
+@@ -86,7 +86,7 @@
+ modname_flags  = $(if $(filter 1,$(words $(modname))),\
+                  -D"KBUILD_MODNAME=KBUILD_STR($(call name-fix,$(modname)))")
+ 
+-_c_flags       = $(CFLAGS) $(EXTRA_CFLAGS) $(CFLAGS_$(basetarget).o)
++_c_flags       = $(PRE_CFLAGS) $(CFLAGS) $(EXTRA_CFLAGS) $(CFLAGS_$(basetarget).o)
+ _a_flags       = $(AFLAGS) $(EXTRA_AFLAGS) $(AFLAGS_$(basetarget).o)
+ _cpp_flags     = $(CPPFLAGS) $(EXTRA_CPPFLAGS) $(CPPFLAGS_$(@F))
+ 
diff --git a/srpt/patches/kernel-2.6.24-pre-cflags.patch b/srpt/patches/kernel-2.6.24-pre-cflags.patch
new file mode 100644
index 000000000..1e5b34ac8
--- /dev/null
+++ b/srpt/patches/kernel-2.6.24-pre-cflags.patch
@@ -0,0 +1,11 @@
+--- linux-2.6.27/scripts/Makefile.lib	2009-05-10 19:02:42.000000000 +0200
++++ linux-2.6.27/scripts/Makefile.lib	2009-05-05 19:34:57.000000000 +0200
+@@ -119,7 +119,7 @@
+ __cpp_flags     =                          $(call flags,_cpp_flags)
+ endif
+ 
+-c_flags        = -Wp,-MD,$(depfile) $(NOSTDINC_FLAGS) $(KBUILD_CPPFLAGS) \
++c_flags        = -Wp,-MD,$(depfile) $(NOSTDINC_FLAGS) $(PRE_CFLAGS) $(KBUILD_CPPFLAGS) \
+ 		 $(__c_flags) $(modkern_cflags) \
+ 		 -D"KBUILD_STR(s)=\#s" $(basename_flags) $(modname_flags)
+ 
diff --git a/srpt/patches/kernel-2.6.25-pre-cflags.patch b/srpt/patches/kernel-2.6.25-pre-cflags.patch
new file mode 100644
index 000000000..1e5b34ac8
--- /dev/null
+++ b/srpt/patches/kernel-2.6.25-pre-cflags.patch
@@ -0,0 +1,11 @@
+--- linux-2.6.27/scripts/Makefile.lib	2009-05-10 19:02:42.000000000 +0200
++++ linux-2.6.27/scripts/Makefile.lib	2009-05-05 19:34:57.000000000 +0200
+@@ -119,7 +119,7 @@
+ __cpp_flags     =                          $(call flags,_cpp_flags)
+ endif
+ 
+-c_flags        = -Wp,-MD,$(depfile) $(NOSTDINC_FLAGS) $(KBUILD_CPPFLAGS) \
++c_flags        = -Wp,-MD,$(depfile) $(NOSTDINC_FLAGS) $(PRE_CFLAGS) $(KBUILD_CPPFLAGS) \
+ 		 $(__c_flags) $(modkern_cflags) \
+ 		 -D"KBUILD_STR(s)=\#s" $(basename_flags) $(modname_flags)
+ 
diff --git a/srpt/patches/kernel-2.6.26-pre-cflags.patch b/srpt/patches/kernel-2.6.26-pre-cflags.patch
new file mode 100644
index 000000000..1e5b34ac8
--- /dev/null
+++ b/srpt/patches/kernel-2.6.26-pre-cflags.patch
@@ -0,0 +1,11 @@
+--- linux-2.6.27/scripts/Makefile.lib	2009-05-10 19:02:42.000000000 +0200
++++ linux-2.6.27/scripts/Makefile.lib	2009-05-05 19:34:57.000000000 +0200
+@@ -119,7 +119,7 @@
+ __cpp_flags     =                          $(call flags,_cpp_flags)
+ endif
+ 
+-c_flags        = -Wp,-MD,$(depfile) $(NOSTDINC_FLAGS) $(KBUILD_CPPFLAGS) \
++c_flags        = -Wp,-MD,$(depfile) $(NOSTDINC_FLAGS) $(PRE_CFLAGS) $(KBUILD_CPPFLAGS) \
+ 		 $(__c_flags) $(modkern_cflags) \
+ 		 -D"KBUILD_STR(s)=\#s" $(basename_flags) $(modname_flags)
+