>Psychtoolbox>PsychColorimetric

[errorRet] = CheckWls(wls1,wls2,[quiet])

Check that two wavelength descriptions are consistent with
the same underlying sampling.

Arguments may be either[start delta n],
a list of wavelengths, or a struct.

errorRet indicates status
== 0: OK
== 1: Mismatch

Arg quiet tells function whether or not to print display to
screen notifying user that check failed:
0 => display message
else => keep quiet

9/13/93 dhb Added error return, no longer exits on error.
3/12/99 xmz Took care of cases when wls1 and wls2 are not
equal in length.
1/4/00 mpr Added quiet flag to suppress display.
4/22/04 dhb Make quiet the default.