X-Git-Url: https://git.draconx.ca/gitweb/cdecl99.git/blobdiff_plain/9786185611c072036751fdfcc1731158a0c2d20c..b1900b8ec11a1e8ff8705330ed9da66e4bd98ee1:/configure.ac

diff --git a/configure.ac b/configure.ac
index 8e4286b..3cd249f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -29,10 +29,12 @@ gl_EARLY
 
 AC_HEADER_ASSERT
 AC_TYPE_UNSIGNED_LONG_LONG_INT
-AC_CHECK_TYPES([unsigned __int64])
+AC_CHECK_TYPES([unsigned __int64], [], [],
+  [unsigned __int64 foo = -1; /* avoid false positive result on VAX C */])
 AC_C_FLEXIBLE_ARRAY_MEMBER
 AC_C_INLINE
 DX_C_FOR_DECLARATIONS
+DX_C_ALIGNAS
 AM_PROG_AR
 
 LT_INIT