Fix build with clang.

www/netsurf/libsvgtiny/Makefile

@@ -1,9 +1,10 @@
-# $OpenBSD: Makefile,v 1.3 2016/11/30 07:35:00 bentley Exp $
+# $OpenBSD: Makefile,v 1.4 2017/04/21 20:34:19 bentley Exp $
 
 COMMENT =		SVG Tiny implementation
 
 NETSURF_PROJECT =	libsvgtiny
 NETSURF_VERSION =	0.1.5
+REVISION =		0
 
 CATEGORIES =		graphics
 SHARED_LIBS =		svgtiny 0.0 #0.1.4

www/netsurf/libsvgtiny/patches/patch-src_Makefile

@@ -0,0 +1,28 @@
+$OpenBSD: patch-src_Makefile,v 1.1 2017/04/21 20:34:19 bentley Exp $
+Fix build with multiple versions of gperf.
+
+From upstream 4390f1c84e8fee51fc22468821e6fc158e783053.
+--- src/Makefile.orig	Thu Apr 20 09:06:18 2017
++++ src/Makefile	Thu Apr 20 09:07:08 2017
+@@ -1,13 +1,17 @@
+ # Sources
+ DIR_SOURCES := svgtiny.c svgtiny_gradient.c svgtiny_list.c
+ 
+-SOURCES := $(SOURCES) $(BUILDDIR)/src_colors.c
++SOURCES := $(SOURCES)
+ 
+-$(BUILDDIR)/src_colors.c: src/colors.gperf
++$(DIR)autogenerated_colors.c: src/colors.gperf
+ 	$(VQ)$(ECHO) "   GPERF: $<"
+ 	$(Q)gperf --output-file=$@.tmp $<
+-# Hack for GCC 4.2 compatibility (gperf 3.0.4 solves this properly)
+-	$(Q)$(SED) -e 's/#ifdef __GNUC_STDC_INLINE__/#if defined __GNUC_STDC_INLINE__ || defined __GNUC_GNU_INLINE__/' $@.tmp >$@
++# Squash "error: no previous declaration for 'svgtiny_color_lookup'"
++	$(Q)$(SED) -e 's/^\(const struct svgtiny_named_color\)/static \1/' $@.tmp >$@
+ 	$(Q)$(RM) $@.tmp
++
++PRE_TARGETS := $(DIR)autogenerated_colors.c
++
++CLEAN_ITEMS := $(DIR)autogenerated_colors.c
+ 
+ include $(NSBUILD)/Makefile.subdir

www/netsurf/libsvgtiny/patches/patch-src_colors_gperf

@@ -0,0 +1,21 @@
+$OpenBSD: patch-src_colors_gperf,v 1.1 2017/04/21 20:34:19 bentley Exp $
+Fix build with multiple versions of gperf.
+
+From upstream 4390f1c84e8fee51fc22468821e6fc158e783053.
+--- src/colors.gperf.orig	Thu Apr 20 09:10:27 2017
++++ src/colors.gperf	Thu Apr 20 09:10:45 2017
+@@ -17,14 +17,6 @@
+ #include "svgtiny.h"
+ #include "svgtiny_internal.h"
+ 
+-/* This unusual define shennanigan is to try and prevent the gperf
+- * generated function from being inlined.  This is pointless given
+- * it (a) is in a separate .c file and (b) has external linkage.
+- */
+-#ifdef __inline
+-#undef __inline
+-#define __inline
+-#endif
+ %}
+ 
+ struct svgtiny_named_color;

www/netsurf/libsvgtiny/patches/patch-src_svgtiny_c

@@ -0,0 +1,16 @@
+$OpenBSD: patch-src_svgtiny_c,v 1.1 2017/04/21 20:34:19 bentley Exp $
+Fix build with multiple versions of gperf.
+
+From upstream 4390f1c84e8fee51fc22468821e6fc158e783053.
+--- src/svgtiny.c.orig	Thu Apr 20 09:06:24 2017
++++ src/svgtiny.c	Thu Apr 20 09:07:19 2017
+@@ -20,6 +20,9 @@
+ #include "svgtiny.h"
+ #include "svgtiny_internal.h"
+ 
++/* Source file generated by `gperf`. */
++#include "autogenerated_colors.c"
++
+ #ifndef M_PI
+ #define M_PI		3.14159265358979323846
+ #endif

www/netsurf/libsvgtiny/patches/patch-src_svgtiny_internal_h

@@ -0,0 +1,16 @@
+$OpenBSD: patch-src_svgtiny_internal_h,v 1.1 2017/04/21 20:34:19 bentley Exp $
+Fix build with multiple versions of gperf.
+
+From upstream 4390f1c84e8fee51fc22468821e6fc158e783053.
+--- src/svgtiny_internal.h.orig	Thu Apr 20 09:09:27 2017
++++ src/svgtiny_internal.h	Thu Apr 20 09:09:56 2017
+@@ -102,9 +102,4 @@ void *svgtiny_list_get(struct svgtiny_list *list,
+ void *svgtiny_list_push(struct svgtiny_list *list);
+ void svgtiny_list_free(struct svgtiny_list *list);
+ 
+-/* colors.gperf */
+-const struct svgtiny_named_color *
+-		svgtiny_color_lookup(register const char *str,
+-				register unsigned int len);
+-
+ #endif