kbuild: drop unifdef-y support
unifdef-y is not used anymore - drop remaining references
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
diff --git a/scripts/Makefile.headersinst b/scripts/Makefile.headersinst
index 0fcd838..f89cb87 100644
--- a/scripts/Makefile.headersinst
+++ b/scripts/Makefile.headersinst
@@ -3,7 +3,6 @@
#
# header-y - list files to be installed. They are preprocessed
# to remove __KERNEL__ section of the file
-# unifdef-y - Same as header-y. Obsolete
# objhdr-y - Same as header-y but for generated files
#
# ==========================================================================
@@ -20,7 +19,7 @@
install := $(INSTALL_HDR_PATH)/$(_dst)
-header-y := $(sort $(header-y) $(unifdef-y))
+header-y := $(sort $(header-y))
subdirs := $(patsubst %/,%,$(filter %/, $(header-y)))
header-y := $(filter-out %/, $(header-y))