library_core:		Core BSPlib
library_level1:		Level-1 collective communications
library_tcpip:		TCP/IP support below BSPlib
library_udpip:		UDP/IP support below BSPlib
library_kernel:		3Com 3C905B-TX Linux kernel below UDP/IP
library_now:		NOW daemons and load manager
library_cpr:		Checkpointing/process migration
cgprof:			Call-graph profiler
tests:			Regression test suit
