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-rw-r--r--erts/aclocal.m42
1 files changed, 2 insertions, 0 deletions
diff --git a/erts/aclocal.m4 b/erts/aclocal.m4
index d45b36bfed..799dcc2c7c 100644
--- a/erts/aclocal.m4
+++ b/erts/aclocal.m4
@@ -1093,6 +1093,8 @@ AC_CHECK_SIZEOF(long)
AC_DEFINE_UNQUOTED(ETHR_SIZEOF_LONG, $ac_cv_sizeof_long, [Define to the size of long])
AC_CHECK_SIZEOF(long long)
AC_DEFINE_UNQUOTED(ETHR_SIZEOF_LONG_LONG, $ac_cv_sizeof_long_long, [Define to the size of long long])
+AC_CHECK_SIZEOF(__int64)
+AC_DEFINE_UNQUOTED(ETHR_SIZEOF___INT64, $ac_cv_sizeof___int64, [Define to the size of __int64])
AC_ARG_ENABLE(native-ethr-impls,
AS_HELP_STRING([--disable-native-ethr-impls],