[LinuxPPS] PPS signal quit working.

[Daniel Havey]

The PPS signal just quits working after a few minutes.  I have debugging on.  What does all this stuff in dmesg mean?

[STDev] PPS assert at 4294965392 on source #0
PPS event on source 0 at 1230590530.202672045
capture clear seq #110 for source 0
[STDev] PPS clear at 4294965587 on source #0
PPS event on source 0 at 1230590531.2688258
capture assert seq #111 for source 0
[STDev] PPS assert at 4294966371 on source #0
PPS event on source 0 at 1230590531.202692062
capture clear seq #111 for source 0
[STDev] PPS clear at 4294966567 on source #0
PPS_GETCAP: source 0
PPS_GETPARAMS: source 0
PPS_SETPARAMS: source 0
PPS_FETCH: source 0
timeout 3.000000000
PPS_FETCH: source 0
timeout 3.000000000
pending signal caught