it exits with an error.
.SH OPTIONS
.TP
-.B \-v
+.B \-v, \--verbose
Verbose mode; show all commands that modify the package build directory.
This currently has no effect.
.TP
.B file ...
-Test for the existance of these files.
+Test for the existence of these files.
.SH ENVIRONMENT
.TP
.I DH_VERBOSE