How to overcome a boot-up endless loop?

[Josef Lowder]

Tried changing usleep from 100000 to 1
and that had no effect.  Still this continuously on the screen
until I have to pull the power to stop it.

/etc/rc.d/rc.sysinit: line 1333: /bin/usleep: Input Output error
/etc/rc.d/rc.sysinit: line 1333: /bin/usleep: Input Output error
/etc/rc.d/rc.sysinit: line 1333: /bin/usleep: Input Output error
/etc/rc.d/rc.sysinit: line 1333: /bin/usleep: Input Output error
/etc/rc.d/rc.sysinit: line 1333: /bin/usleep: Input Output error
/etc/rc.d/rc.sysinit: line 1333: /bin/usleep: Input Output error
/etc/rc.d/rc.sysinit: line 1333: /bin/usleep: Input Output error