Solaris 7; make liblthread fails

[Tina Sweet <tsweet@lanl.gov>]

I get through make until  liblthread then I get these type of errors:

../../include/lthread.h line 71 warning typedef redeclared: pthread_t
../../include/lthread.h line 85 identifier redeclared :pthread_mutexattr_t
	current: int
	previous: struct _phtread_mutexattr {pointer to void __pthread_mutexattrp} 
"/usr/include/sys......