$NetBSD$

Honor LDFLAGS.

--- Makefile.orig	2017-07-07 13:12:29.000000000 +0000
+++ Makefile
@@ -41,7 +41,6 @@ ifneq ($(GIT_VERSION)," unknown")
 endif
 
 LIBS    := -lm
-LDFLAGS := 
 
 ifeq ($(STATIC_LINKING),1)
 EXT=a