+dnl HP-UX requires -lV3
+AC_CHECK_LIB(V3, sigset)
+
+dnl Gotta check for winsock manually
+if test $ac_cv_header_winsock_h = yes; then
+ AC_CACHE_CHECK([for winsock], [ol_cv_winsock],
+ AC_TRY_LINK([#include <winsock.h>],[
+ socket(0,0,0);
+ select(0,NULL,NULL,NULL,NULL);
+ closesocket(0);
+ gethostname(NULL,0);
+ ],[ol_cv_winsock=yes],[ol_cv_winsock=no])])
+
+ if test $ol_cv_winsock = yes ; then
+ AC_DEFINE(HAVE_WINSOCK,1,[define if you have winsock])
+ ac_cv_func_socket=yes
+ ac_cv_func_select=yes
+ ac_cv_func_closesocket=yes
+ ac_cv_func_gethostname=yes
+ fi
+fi
+