Add library search paths for Darwin

configure.ac

@@ -16,6 +16,15 @@ case $CC in
 	LIBADD="-llog"
 	;;
 esac
+case "$host_os" in
+    *darwin*)
+	for i in /opt/X11 /sw /usr/local
+	do
+	    test -d $i/include && CPPFLAGS="$CPPFLAGS -I$i/include"
+	    test -d $i/lib && LDFLAGS="$LDFLAGS -L$i/lib"
+	done
+	;;
+esac
 
 >conftest.$ac_ext
 echo -n "checking include directory for ft2build.h... "

texture-font.c

@@ -306,6 +306,7 @@ texture_font_init(texture_font_t *self)
     self->height = 0;
     self->ascender = 0;
     self->descender = 0;
+    self->linegap = 0;
     self->rendermode = RENDER_NORMAL;
     self->outline_thickness = 0.0;
     self->hinting = 1;