diff -Nur cairo-1.14.6-orig/configure cairo-1.14.6-aix/configure
--- cairo-1.14.6-orig/configure	2015-12-11 09:45:31 +0100
+++ cairo-1.14.6-aix/configure	2016-04-13 13:29:53 +0200
@@ -19087,7 +19087,7 @@
 # finds "seesnoon", float words are in little-endian order. If neither value
 # is found, the user is instructed to specify the ordering.
 
-ax_cv_c_float_words_bigendian=unknown
+ax_cv_c_float_words_bigendian=yes
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */