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-rw-r--r--cpukit/configure.ac1
1 files changed, 1 insertions, 0 deletions
diff --git a/cpukit/configure.ac b/cpukit/configure.ac
index 5f3e9deee5..1ade31c596 100644
--- a/cpukit/configure.ac
+++ b/cpukit/configure.ac
@@ -100,6 +100,7 @@ AS_IF([test x"${ac_cv_header_inttypes_h}" != xyes],
AC_CHECK_TYPES([ uint8_t, int8_t])
AC_CHECK_TYPES([uint16_t, int16_t])
AC_CHECK_TYPES([uint32_t, int32_t])
+AC_CHECK_TYPES([uint64_t, int64_t])
# suppress itron if these types are not provided
AS_IF([test x"$ac_cv_type_int8_t" != xyes \