updated for version 7.3.050
Problem:    The link script is clumsy.
Solution:   Use the --as-needed linker option if available. (Kirill A.
            Shutemov)
diff --git a/src/config.mk.in b/src/config.mk.in
index 7154114..3b08766 100644
--- a/src/config.mk.in
+++ b/src/config.mk.in
@@ -30,6 +30,7 @@
 CPP		= @CPP@
 CPP_MM		= @CPP_MM@
 DEPEND_CFLAGS_FILTER = @DEPEND_CFLAGS_FILTER@
+LINK_AS_NEEDED	= @LINK_AS_NEEDED@
 X_CFLAGS	= @X_CFLAGS@
 X_LIBS_DIR	= @X_LIBS@
 X_PRE_LIBS	= @X_PRE_LIBS@