socketpair() is not in libc on illumos
On illumos, the socketpair()
function is in the socket library, and not in libc.
This change modifies the autoconf checks to look for the function in -lsocket if it is not found.
With this patch applied, there are no more failed tests.
============================================================================
Testsuite summary for dbus 1.14.0
============================================================================
# TOTAL: 229
# PASS: 192
# SKIP: 37
# XFAIL: 0
# FAIL: 0
# XPASS: 0
# ERROR: 0
Fixes #382