The shell script uioinfo calls the Fortran program uioinf.f90. The man-page:
uioinfo(1V) Misc. Reference Manual Pages uioinfo(1V)
NAME
uioinfo - print machine dependent information
SYNOPSIS
uioinfo
DESCRIPTION
The routine uioinfo prints information about its environment
and a list of possible conversion types.
OPTIONS
SunOS 5.5.1 Last change: 12 January 1998 1