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-rw-r--r--Makeconf5
1 files changed, 3 insertions, 2 deletions
diff --git a/Makeconf b/Makeconf
index 4ea0051f..f67e01bc 100644
--- a/Makeconf
+++ b/Makeconf
@@ -118,8 +118,9 @@ include $(hurdsource)/Maketools
# Flags for compilation.
# It is important to have this inclusion first; that picks up our
# library header files locally rather than from installed copies.
-CPPFLAGS := -I$(hurdsource)
-CFLAGS := -Wall -Wno-parentheses -g
+# Append to any value set by the specific Makefile.
+CPPFLAGS += -I$(hurdsource)
+CFLAGS += -Wall -Wno-parentheses -g
# Standard targets