Update p5-YAML-Syck to 1.31.

Perl 5.28.1 no longer defines I_STDLIB and I_STRING in its config.h.
Unconditionally include the correct headers to avoid miscompilation
due to missing prototypes.
Sort according to Makefile.template.
Take maintainer.
OK sthen@

devel/p5-YAML-Syck/Makefile

@@ -1,16 +1,18 @@
-# $OpenBSD: Makefile,v 1.20 2017/12/04 17:56:27 espie Exp $
+# $OpenBSD: Makefile,v 1.21 2019/02/14 12:26:57 bluhm Exp $
 
-COMMENT=	YAML and JSON for perl, optimized C
+COMMENT =	YAML and JSON for perl, optimized C
 
-MODULES=	cpan
+DISTNAME =	YAML-Syck-1.31
 
-DISTNAME =	YAML-Syck-1.30
-CATEGORIES=	devel
-FIX_EXTRACT_PERMISSIONS=Yes
+CATEGORIES =	devel
+
+MAINTAINER =		Alexander Bluhm <bluhm@openbsd.org>
 
 # MIT
-PERMIT_PACKAGE_CDROM=	Yes
+PERMIT_PACKAGE_CDROM =	Yes
 
-WANTLIB += c perl
+WANTLIB =		c perl
+
+MODULES =		cpan
 
 .include <bsd.port.mk>

devel/p5-YAML-Syck/distinfo

@@ -1,2 +1,2 @@
-SHA256 (YAML-Syck-1.30.tar.gz) = YrNEIWF2VWoMSXBlrYOFFXufJhxuaHIY36Gex9cljcc=
-SIZE (YAML-Syck-1.30.tar.gz) = 170413
+SHA256 (YAML-Syck-1.31.tar.gz) = 163Fcy/jrFJwq0sSbVfgWquWdGIuV/0g0Bn2fS4EgpA=
+SIZE (YAML-Syck-1.31.tar.gz) = 139735

devel/p5-YAML-Syck/patches/patch-syck_h

@@ -1,10 +1,39 @@
-$OpenBSD: patch-syck_h,v 1.1 2010/09/22 10:50:51 sthen Exp $
+$OpenBSD: patch-syck_h,v 1.2 2019/02/14 12:26:57 bluhm Exp $
 
-zeroing allocated space avoids a perl segfault with malloc_flags J.
+Perl 5.28.1 no longer defines I_STDLIB and I_STRING in its config.h.
+Zeroing allocated space avoids a perl segfault with malloc_flags J.
 
---- syck.h.orig	Wed Sep 22 10:22:37 2010
-+++ syck.h	Wed Sep 22 10:23:24 2010
-@@ -75,7 +75,7 @@ extern "C" {
+Index: syck.h
+--- syck.h.orig
++++ syck.h
+@@ -1,10 +1,4 @@
+ #include "config.h"
+-#ifdef I_STDLIB
+-#define HAVE_STDLIB_H
+-#endif
+-#ifdef I_STRING
+-#define HAVE_STRING_H
+-#endif
+ 
+ /*
+  * syck.h
+@@ -24,15 +18,8 @@
+ #define SYCK_VERSION    "0.61"
+ #define YAML_DOMAIN     "yaml.org,2002"
+ 
+-#ifdef HAVE_STDLIB_H
+ # include <stdlib.h>
+-#endif
+-
+-#ifdef HAVE_STRING_H
+ # include <string.h>
+-#else
+-# include <strings.h>
+-#endif
+ 
+ #ifdef HAVE_INTRINSICS_H
+ # include <intrinsics.h>
+@@ -76,7 +63,7 @@ extern "C" {
  
  #define ALLOC_CT 8
  #define SYCK_BUFFERSIZE 4096