From b5520c24145eb56c4dd6fcc127c09d878fea1713 Mon Sep 17 00:00:00 2001
From: Pino Toscano <toscano.pino@tiscali.it>
Date: Wed, 17 Nov 2021 08:17:01 +0100
Subject: [PATCH] configure: link to m on any GNU system

GNU-based systems use GNU libc, which provides the math functions in
a separate "m" library. Hence, unconditionally link to it on any GNU
system.
---
 configure.ac | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 507856d..3dcae76 100644
--- a/configure.ac
+++ b/configure.ac
@@ -44,7 +44,7 @@ AM_ICONV
 
 AC_CANONICAL_HOST
 AS_CASE([$host],
-	[*linux*|*bsd*|*mingw*|*cygwin*], [EXTRA_LIBS="-lm"],
+	[*linux*|*bsd*|*mingw*|*cygwin*|*gnu*], [EXTRA_LIBS="-lm"],
 	[EXTRA_LIBS=""])
 AC_SUBST([EXTRA_LIBS])