diff --git a/configure.ac b/configure.ac
index d784a4d..3e672bc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -39,7 +39,6 @@ if test "$BUILD_INTERNAL_LIBS" = "0"; then
    AC_SEARCH_LIBS(pcre_compile,pcre,,[MISSING_PCRE=1; MISSING_ANY=1])
 fi
 
-AC_TYPE_OFF_T
 AC_TYPE_UINT16_T
 AC_TYPE_UINT32_T
 AC_CHECK_FUNCS(random)