Add a missing substitution

Forwarded: https://github.com/fplll/fplll/issues/356

Gbp-Pq: Name libgmp_subst.patch

diff --git a/configure.ac b/configure.ac
index ddef38ab136c0f9d9bbb084a5911d7936f501349..a3332849ce6cc783714aef735d40e3fa7a38fb24 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -88,6 +88,8 @@ AS_IF([test "x$enable_mpir" != "xyes"], [
         LIBGMP="-lgmp"
 ])
 
+AC_SUBST(LIBGMP)
+
 AC_ARG_WITH(mpfr,
    AS_HELP_STRING([--with-mpfr=@<:@=DIR@:>@], [MPFR install directory]), [
       CPPFLAGS="$CPPFLAGS -I$withval/include"