1 files changed, 3 insertions, 0 deletions

diff --git a/src/config.in b/src/config.in
index d8a9722d316..62e83eea334 100644
--- a/src/config.in
+++ b/src/config.in
@@ -115,6 +115,9 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 /* Define to 1 if ALSA is available. */
 #undef HAVE_ALSA
 
+/* Define to 1 if GCC-style __attribute__ ((__aligned__ (expr))) works. */
+#undef HAVE_ATTRIBUTE_ALIGNED
+
 /* Define to 1 if strtold conforms to C99. */
 #undef HAVE_C99_STRTOLD