build: switch to ordinary auto* tools system.

[cln.git] / m4 / gmp.m4

diff --git a/m4/gmp.m4 b/m4/gmp.m4
index 1ad8898b151fc4bd1fb717b0f01ab3ca1eb14172..205101e26589bf31316375491b31926644f55465 100644 (file)
--- a/m4/gmp.m4
+++ b/m4/gmp.m4
@@ -81,7 +81,7 @@ case $with_gmp in
       CL_GMP_CHECK
       if test "$cl_cv_new_libgmp" = yes; then
         CL_GMP_SET_UINTD
-        AC_DEFINE(CL_USE_GMP)
+        AC_DEFINE(CL_USE_GMP, 1, [Define if GNU MP library is available])
       else
         AC_MSG_WARN([The GNU MP library is too old to be used.])
       fi