diff --git a/config/configure.ac b/config/configure.ac
index 4a553a72..aa09ea7d 100644
--- a/config/configure.ac
+++ b/config/configure.ac
@@ -59,11 +59,11 @@ AC_C_INLINE
 AC_TYPE_PID_T
 AC_TYPE_SIZE_T
 AC_STRUCT_TM
-AC_TYPE_UINT8_T
-AC_TYPE_UINT16_T
-AC_TYPE_UINT32_T
-AC_TYPE_INT16_T
-AC_TYPE_INT32_T
+#AC_TYPE_UINT8_T
+#AC_TYPE_UINT16_T
+#AC_TYPE_UINT32_T
+#AC_TYPE_INT16_T
+#AC_TYPE_INT32_T
 
 # ---------------------------------------------------------------------------
 # Checks for library functions.