#define FcPatternElts(p) FcOffsetMember(p,elts_offset,FcPatternElt)
#define FcFontSetFonts(fs) FcPointerMember(fs,fonts,FcPattern *)
#define FcPatternElts(p) FcOffsetMember(p,elts_offset,FcPatternElt)
#define FcFontSetFonts(fs) FcPointerMember(fs,fonts,FcPattern *)