graphics/farbfeld: Update 3 -> 4

Port changes:
* Change to DISTVERSION
* Change MASTER_SITES to https
* Update COMMENT
* Add MANPREFIX fix to the patch

PR:		227449
Submitted by:	Aaron Baugher <aaron@baugher.biz> (maintainer)

graphics/farbfeld/Makefile

@@ -1,12 +1,12 @@
 # $FreeBSD$
 
 PORTNAME=	farbfeld
-PORTVERSION=	3
+DISTVERSION=	4
 CATEGORIES=	graphics
-MASTER_SITES=	http://dl.suckless.org/farbfeld/
+MASTER_SITES=	https://dl.suckless.org/farbfeld/
 
 MAINTAINER=	aaron@baugher.biz
-COMMENT=	Lossless, uncompressed graphics format
+COMMENT=	Lossless image format which is easy to parse, pipe and compress
 
 LICENSE=	ISCL
 LICENSE_FILE=	${WRKSRC}/LICENSE

graphics/farbfeld/distinfo

@@ -1,3 +1,3 @@
-TIMESTAMP = 1500781142
-SHA256 (farbfeld-3.tar.gz) = 5b953b86a72d3feaedf62698532c8888e5f6e2f6363193a4cc8cee0e38c378ad
-SIZE (farbfeld-3.tar.gz) = 10169
+TIMESTAMP = 1523455293
+SHA256 (farbfeld-4.tar.gz) = c7df5921edd121ca5d5b1cf6fb01e430aff9b31242262e4f690d3af72ccbe72a
+SIZE (farbfeld-4.tar.gz) = 10340

graphics/farbfeld/files/patch-config.mk

@@ -1,6 +1,11 @@
---- config.mk.orig	2017-07-23 04:09:50 UTC
+--- config.mk.orig	2018-04-11 10:59:06 UTC
 +++ config.mk
-@@ -9,10 +9,10 @@ MANPREFIX = ${PREFIX}/man
+@@ -5,14 +5,14 @@ VERSION = 4
+ 
+ # paths
+ PREFIX = /usr/local
+-MANPREFIX = $(PREFIX)/share/man
++MANPREFIX = $(PREFIX)/man
  
  # flags
  CPPFLAGS = -D_DEFAULT_SOURCE
@@ -8,8 +13,8 @@
 -LDFLAGS  = -s
 +CFLAGS   += -std=c99 -pedantic -Wall -Wextra -Os -I${LOCALBASE}/include
 +LDFLAGS  = -s -L${LOCALBASE}/lib
- PNG-LDFLAGS = -lpng
- JPG-LDFLAGS = -ljpeg
+ PNG-LDLIBS = -lpng
+ JPG-LDLIBS = -ljpeg
  
  # compiler and linker
 -CC = cc