build: switch to ordinary auto* tools system.

[cln.git] / m4 / longdouble.m4

diff --git a/m4/longdouble.m4 b/m4/longdouble.m4
index 70b08e417b3d4a4f1a9070430e1a4c795339d43a..e51c4c5544d43209d2b043ffa6fb31db40768ad7 100644 (file)
--- a/m4/longdouble.m4
+++ b/m4/longdouble.m4
@@ -26,6 +26,6 @@ AC_TRY_COMPILE([
   ], , cl_cv_c_longdouble=yes, cl_cv_c_longdouble=no)])
 ])
 if test $cl_cv_c_longdouble = yes; then
-  AC_DEFINE(HAVE_LONGDOUBLE)
+  AC_DEFINE(HAVE_LONGDOUBLE, ,[Define if compiler supports long double type])
 fi
 ])