-AC_CHECK_FUNC(connect,,[AC_CHECK_LIB(socket,connect,LIB=${LIB}" -lsocket")])
-AC_CHECK_FUNC(gethostbyname,,[AC_CHECK_LIB(nsl,gethostbyname,LIB=${LIB}" -lnsl")])
-AC_CHECK_FUNC(nanosleep,,[AC_CHECK_LIB(rt,nanosleep,LIB=${LIB}" -lrt",[AC_CHECK_LIB(posix4,nanosleep,LIB=${LIB}" -lposix4")])])
+AC_CHECK_FUNC(connect,,[
+ AC_CHECK_LIB(socket,connect,LIB="${LIB} -lsocket")
+])
+AC_CHECK_FUNC(gethostbyname,,[
+ AC_CHECK_LIB(nsl,gethostbyname,LIB="${LIB} -lnsl")
+])
+AC_CHECK_FUNC(nanosleep,,[
+ AC_CHECK_LIB(rt,nanosleep,LIB="${LIB} -lrt",[
+ AC_CHECK_LIB(posix4,nanosleep,LIB="${LIB} -lposix4")
+ ])
+])