Include ft2build.h before freetype/freetype.h. Libfreetype 2.1.7
requires this.

diff --git a/configure b/configure
index 94ba72f..9c263ed 100755
--- a/configure
+++ b/configure
@@ -9329,7 +9329,9 @@
 
 
 
-for ac_header in freetype/freetype.h \
+
+for ac_header in ft2build.h \
+                         freetype/freetype.h \
                          freetype/ftglyph.h \
                          freetype/tttables.h \
                          freetype/ftnames.h \