--- configure.orig	2010-09-10 23:37:55.577146100 +0200
+++ configure	2010-09-10 23:38:07.609090631 +0200
@@ -135,7 +135,7 @@
 {
 	check_header mpc/mpcdec.h
 	MPC_SV7=$?
-	check_library MPC "" "-lmpcdec"
+	check_library MPC "" "-lmpcdec -lm"
 	return $?
 }
 
