$!
$!
$!
$!
$ then
$ set def [.contrib.gregbook]
$ @makevms
$ set def [-.pngminus]
$ @makevms
$ set def [--]
$ exit
$ endif
$ Make = ""
$!
$!
$ ccopt="/include=''zlibsrc'"
$ then
$ comp = "__decc__=1"
$ else
$ then
$ then
$ comp = "__gcc__=1"
$ else
$ comp = "__vaxc__=1"
$ endif
$ else
$ comp = "__decc__=1"
$ endif
$ endif
$!
$!
$ if make.eqs.""
$ then
$ dele pngtest.obj;*
"LINK pngtest,libpng.olb/lib,''zlibsrc'libz.olb/lib" -
$ else
$ endif
$ exit
$!
$!
$ V = 'F$Verify(0)
$! P1 = What we are trying to make
$! P2 = Command to make it
$! P3 - P8 What it depends on
$
$ If F$Search(P1) .Eqs. "" Then Goto Makeit
$ Time = F$CvTime(F$File(P1,"RDT"))
$arg=3
$Loop:
$ Argument = P'arg
$ El=0
$ AFile = ""
$
$ 'P2