[makemode=library] (install): Only do $(installhdrs) if defined.

1 files changed, 2 insertions, 0 deletions

diff --git a/Makeconf b/Makeconf
index 192b1b6c..0f1a58cf 100644
--- a/Makeconf
+++ b/Makeconf
@@ -146,7 +146,9 @@ endif
 ifeq ($(makemode),library)
 all: $(libname).a
 install: $(libname).a $(installhdrs)
+  ifdef installhdrs
 	$(INSTALL_DATA) $(installhdrs) $(includedir)/hurd/
+  endif
 	$(INSTALL_DATA) $(libname).a $(hurdinst)/lib/$(libname).a
 	ranlib $(hurdinst)/lib/$(libname).a
 endif