path detection.

path detection.

if found.

sockreadline).

clean up SUCCESS/!FAILURE messages

Add more locking tests to wraptest.c

any base64 encode/decode.

(but using a non-blocking locking call) - does not report lock or read errors.
This is necessary due to the use of advisory locks on Unix nodes.

are used by OS).

are used by OS).
getnodedat and getnodeext() now unlocks if there's a read error and must
retry lock/read.

fcntl).
lock/unlock/sopen for Unix now use both lockf and fcntl mechanisms
Replaced C++ comments with C comments.

(destroying an invalid critical section on Win32 is bad).
Only call TerminateProcess once if successful (5 seconds after hang-up detect).
Frequent checking of process exit code when hang-up detected.

with EX_OFFLINE mode bit set (don't care if user hung-up).