[patch] burncd: honour for envar SPEED

[Alexander Best]

any thoughts on these small changes to burncd?

alex
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Index: usr.sbin/burncd/burncd.c
===================================================================
--- usr.sbin/burncd/burncd.c	(revision 199064)
+++ usr.sbin/burncd/burncd.c	(working copy)
@@ -78,13 +78,16 @@
 {
 	int arg, addr, ch, fd;
 	int dao = 0, eject = 0, fixate = 0, list = 0, multi = 0, preemp = 0;
-	int nogap = 0, speed = 4 * 177, test_write = 0, force = 0;
+	int nogap = 0, speed = 0, test_write = 0, force = 0;
 	int block_size = 0, block_type = 0, cdopen = 0, dvdrw = 0;
 	const char *dev;
 
 	if ((dev = getenv("CDROM")) == NULL)
 		dev = "/dev/acd0";
 
+	if ((speed = getenv("SPEED")) == NULL)
+		speed = 4 * 177;
+
 	while ((ch = getopt(argc, argv, "def:Flmnpqs:tv")) != -1) {
 		switch (ch) {
 		case 'd':
Index: usr.sbin/burncd/burncd.8
===================================================================
--- usr.sbin/burncd/burncd.8	(revision 199064)
+++ usr.sbin/burncd/burncd.8	(working copy)
@@ -164,6 +164,12 @@
 .Fl f
 flag.
 .El
+.Bl -tag -width ".Ev SPEED"
+.It Ev SPEED
+The write speed to use if one is not specified with the
+.Fl s
+flag.
+.El
 .Sh FILES
 .Bl -tag -width ".Pa /dev/acd0"
 .It Pa /dev/acd0