Some scripts like to use /usr/bin/env to find the interpreter but this

confuses the dependency extractor. We now detect the use of /usr/bin/env
and just pass that on without the arguments.

buildpkg.packaging.irix

@@ -1049,9 +1049,13 @@ extract_deps()
 	    interp="$($HEAD -n 1 $f | $CUT -d\! -f2- | $SED -e 's/ -.*//')"
 	    if [ -L "$interp" ]; then
 		echo $($FILE -h "$interp" | $SED -e 's/.* to //')
+	    else
+		if [ "$(echo $interp | $CUT -d' ' -f1)" = "/usr/bin/env" ]; then
+		    echo "/usr/bin/env"
 		else
 		    echo $interp
 		fi
+	    fi
 	done | $SORT -u | $XARGS -r $SHOWFILES -- | $AWK '{ print $4 }' | $SORT -u
     fi
 }