PKG_CHECK_MODULES(M17NGUI, m17n-gui)
PKG_CHECK_MODULES(M17NFLT, m17n-flt)
PKG_CHECK_MODULES(OTF, libotf)
+PKG_CHECK_MODULES(PANGO, pangoft2)
AC_ARG_WITH(harfbuzz, [Harfbuzz source directory], HBDIR="$withval", HBDIR="../harfbuzz")
if test -d "$HBDIR/src/.libs"; then