of makefile dependencies and write them to the standard output.
If \fIfile\fP is given, generate preprocessor output on standard output,
and generate the list of makefile dependencies on file \fIfile\fP.
+.IP -\fBA\fR[\fIfile\fR]
+identical to the -d option.
.IP -\fBxs\fR
when generating makefile dependencies, do not include files from
/usr/include.
case 'P' : /* run preprocessor stand-alone, without #'s */
options[*(text-1)] = 1;
break;
+ case 'A' : /* for Amake */
case 'd' : /* dependency generation */
do_dependencies = 1;
if (*text) {