failure on IRIX 6.5

[Patrice Dumas]

Hello,

info do not compile on IRIX 6.5.  There is an error linked with the call
of depcomp.  It is as if when called with depcomp the C preprocessor is
not correctly used.

Do we care about that platform?  Should we try to report this as a
depcomp issue?

-- 
Pat