Fix minor issues in libstand.

- Don't call tftp_makereq() with too many arguments.
- Don't forget to close one of the comments.

Submitted by:	Pawel Worach

lib/libstand/bootp.c

@@ -49,7 +49,7 @@ __FBSDID("$FreeBSD$");
 
 #define	DHCP_ENV_NOVENDOR	1	/* do not parse vendor options */
 #define	DHCP_ENV_PXE		10	/* assume pxe vendor options */
-#define	DHCP_ENV_FREEBSD	11	/* assume freebsd vendor options
+#define	DHCP_ENV_FREEBSD	11	/* assume freebsd vendor options */
 /* set DHCP_ENV to one of the values above to export dhcp options to kenv */
 #define DHCP_ENV		DHCP_ENV_NO_VENDOR
 

lib/libstand/tftp.c

@@ -275,7 +275,7 @@ tftp_open(path, f)
 	    return(ENOMEM);
 	}
 
-	res = tftp_makereq(tftpfile, path);
+	res = tftp_makereq(tftpfile);
 
 	if (res) {
 		free(tftpfile->path);