about summary refs log tree commit diff
path: root/Makeconfig
diff options
context:
space:
mode:
Diffstat (limited to 'Makeconfig')
-rw-r--r--Makeconfig2
1 files changed, 1 insertions, 1 deletions
diff --git a/Makeconfig b/Makeconfig
index 32f67cf89c..a74d4500bc 100644
--- a/Makeconfig
+++ b/Makeconfig
@@ -683,7 +683,7 @@ $(common-objpfx)soversions.i: $(..)shlib-versions $(..)Makeconfig \
 			      $(common-objpfx)config.make
 	sed -e 's/#.*$$//;s/^[ 	]*%/#/' \
 	    $(filter-out $(..)Makeconfig $(common-objpfx)config.make,$^) \
-	| $(CC) -include $(common-objpfx)config.h -E -x c - \
+	| $(CC) -E -undef -include $(common-objpfx)config.h -x c - \
 	| while read conf version setname; do \
 	    test -n "$$version" && \
 	    test `expr '$(config-machine)-$(config-vendor)-$(config-os)' \