diff -up iaxclient-2.1beta3/configure.ac.DSO iaxclient-2.1beta3/configure.ac --- iaxclient-2.1beta3/configure.ac.DSO 2010-02-10 14:59:13.713769339 -0500 +++ iaxclient-2.1beta3/configure.ac 2010-02-10 14:59:13.720763386 -0500 @@ -49,6 +49,9 @@ AC_CHECK_FUNCS([vsnprintf _vsnprintf]) AC_CHECK_FUNCS([srandomdev srandom srand48 random lrand48]) AC_CHECK_FUNCS(gettimeofday) +# Implicit DSO linking fix +AC_CHECK_LIB(m, sincos) + ACX_PTHREAD AC_CHECK_PROG(have_pkg_config, pkg-config, yes, no)