graphics/ftgl: Fix build with freetype2 2.13.3

PR:		281320

graphics/ftgl/Makefile

@@ -1,7 +1,7 @@
 PORTNAME=	ftgl
 DISTVERSIONPREFIX=	v
 DISTVERSION=	2.4.0
-PORTREVISION=	1
+PORTREVISION=	2
 PORTEPOCH=	1
 CATEGORIES=	graphics
 

graphics/ftgl/files/patch-src_FTContour.cpp

@@ -0,0 +1,11 @@
+--- src/FTContour.cpp.orig	2019-02-07 21:39:58 UTC
++++ src/FTContour.cpp
+@@ -174,7 +174,7 @@ void FTContour::SetParity(int parity)
+ }
+ 
+ 
+-FTContour::FTContour(FT_Vector* contour, char* tags, unsigned int n)
++FTContour::FTContour(FT_Vector* contour, unsigned char* tags, unsigned int n)
+ {
+     FTPoint prev, cur(contour[(n - 1) % n]), next(contour[0]);
+     double olddir, dir = atan2((next - cur).Y(), (next - cur).X());

graphics/ftgl/files/patch-src_FTContour.h

@@ -0,0 +1,11 @@
+--- src/FTContour.h.orig	2019-02-07 21:39:58 UTC
++++ src/FTContour.h
+@@ -52,7 +52,7 @@ class FTContour
+          * @param pointTags
+          * @param numberOfPoints
+          */
+-        FTContour(FT_Vector* contour, char* pointTags, unsigned int numberOfPoints);
++        FTContour(FT_Vector* contour, unsigned char* pointTags, unsigned int numberOfPoints);
+ 
+         /**
+          * Destructor

graphics/ftgl/files/patch-src_FTVectoriser.cpp

@@ -0,0 +1,11 @@
+--- src/FTVectoriser.cpp.orig	2019-02-07 21:39:58 UTC
++++ src/FTVectoriser.cpp
+@@ -168,7 +168,7 @@ void FTVectoriser::ProcessContours()
+     for(int i = 0; i < ftContourCount; ++i)
+     {
+         FT_Vector* pointList = &outline.points[startIndex];
+-        char* tagList = &outline.tags[startIndex];
++        unsigned char* tagList = &outline.tags[startIndex];
+ 
+         endIndex = outline.contours[i];
+         contourLength =  (endIndex - startIndex) + 1;