Index: head/archivers/libdeflate/Makefile
===================================================================
--- head/archivers/libdeflate/Makefile	(revision 535085)
+++ head/archivers/libdeflate/Makefile	(revision 535086)
@@ -1,34 +1,34 @@
 # Created by: Alexey Dokuchaev <danfe@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	libdeflate
-PORTVERSION=	1.5
+PORTVERSION=	1.6
 DISTVERSIONPREFIX=	v
 CATEGORIES=	archivers
 
 MAINTAINER=	danfe@FreeBSD.org
 COMMENT=	Fast, whole-buffer DEFLATE-based compression library
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 USES=		gmake
 USE_GITHUB=	yes
 GH_ACCOUNT=	ebiggers
 USE_LDCONFIG=	yes
 
 MAKE_ARGS=	V=1
 TEST_TARGET=	check
 
 PLIST_FILES=	bin/libdeflate-gunzip bin/libdeflate-gzip \
 		include/libdeflate.h \
 		lib/libdeflate.a lib/libdeflate.so lib/libdeflate.so.0
 PORTDOCS=	NEWS README.md
 
 OPTIONS_DEFINE=	DOCS
 
 post-install-DOCS-on:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${PORTDOCS:S,^,${WRKSRC}/,} ${STAGEDIR}${DOCSDIR}
 
 .include <bsd.port.mk>
Index: head/archivers/libdeflate/distinfo
===================================================================
--- head/archivers/libdeflate/distinfo	(revision 535085)
+++ head/archivers/libdeflate/distinfo	(revision 535086)
@@ -1,3 +1,3 @@
-TIMESTAMP = 1577561621
-SHA256 (ebiggers-libdeflate-v1.5_GH0.tar.gz) = 45b1b2332f443b705c59d06a49be009827291d2c487b076dc8ec2791eff4c711
-SIZE (ebiggers-libdeflate-v1.5_GH0.tar.gz) = 136248
+TIMESTAMP = 1589337724
+SHA256 (ebiggers-libdeflate-v1.6_GH0.tar.gz) = 60748f3f7b22dae846bc489b22a4f1b75eab052bf403dd8e16c8279f16f5171e
+SIZE (ebiggers-libdeflate-v1.6_GH0.tar.gz) = 139031
Index: head/archivers/libdeflate/files/patch-Makefile
===================================================================
--- head/archivers/libdeflate/files/patch-Makefile	(revision 535085)
+++ head/archivers/libdeflate/files/patch-Makefile	(revision 535086)
@@ -1,24 +1,24 @@
 --- Makefile.orig	2019-08-12 00:36:38 UTC
 +++ Makefile
 @@ -41,7 +41,7 @@ cc-option = $(shell if $(CC) $(1) -c -x c /dev/null -o
  	      1>&2 2>/dev/null; then echo $(1); fi)
  
  override CFLAGS :=							\
--	-O2 -fomit-frame-pointer $(CFLAGS) -std=c99 -I. -Icommon	\
-+	$(CFLAGS) -std=c99 -I. -Icommon	\
+-	-O2 -fomit-frame-pointer $(CFLAGS) -std=c99 -I.			\
++	$(CFLAGS) -std=c99 -I.						\
  	-Wall -Wundef							\
  	$(call cc-option,-Wpedantic)					\
  	$(call cc-option,-Wdeclaration-after-statement)			\
 @@ -267,10 +267,10 @@ all:$(DEFAULT_TARGETS)
  install:all
  	install -d $(DESTDIR)$(LIBDIR) $(DESTDIR)$(INCDIR) $(DESTDIR)$(BINDIR)
  	install -m644 $(STATIC_LIB) $(DESTDIR)$(LIBDIR)
 -	install -m755 $(SHARED_LIB) $(DESTDIR)$(LIBDIR)
 +	install -s -m755 $(SHARED_LIB) $(DESTDIR)$(LIBDIR)
  	ln -sf $(SHARED_LIB) $(DESTDIR)$(LIBDIR)/libdeflate.so
  	install -m644 libdeflate.h $(DESTDIR)$(INCDIR)
 -	install -m755 gzip $(DESTDIR)$(BINDIR)/libdeflate-gzip
 +	install -s -m755 gzip $(DESTDIR)$(BINDIR)/libdeflate-gzip
  	ln -f $(DESTDIR)$(BINDIR)/libdeflate-gzip $(DESTDIR)$(BINDIR)/libdeflate-gunzip
  
  uninstall: