From 166830ed0a87471203c5ecba576be24f6e1fd72e Mon Sep 17 00:00:00 2001
From: Przemyslaw Skibinski <inikep@gmail.com>
Date: Wed, 30 Nov 2016 16:43:07 +0100
Subject: [PATCH] autodetect -lz

---
 programs/Makefile | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/programs/Makefile b/programs/Makefile
index 4f5a00d5b..e44f11264 100644
--- a/programs/Makefile
+++ b/programs/Makefile
@@ -125,7 +125,11 @@ zstd-compress: $(ZSTDCOMMON_FILES) $(ZSTDCOMP_FILES) zstdcli.c fileio.c
 	$(CC)      $(FLAGS) -DZSTD_NOBENCH -DZSTD_NODICT -DZSTD_NODECOMPRESS $^ -o $@$(EXT)
 
 gzstd: clean_decomp_o
-	CFLAGS+=-DZSTD_GZDECOMPRESS LDFLAGS+=-lz $(MAKE) zstd
+ifeq ($(shell ld -lz 2>/dev/null && echo -n true),true)
+	$(MAKE) zstd MOREFLAGS=-DZSTD_GZDECOMPRESS LDFLAGS="-lz" 
+else
+	$(MAKE) zstd
+endif
 
 generate_res:
 	windres\generate_res.bat