Lots of updates. Finished implementing BB_FEATURE_TRIVIAL_HELP

which lets you compile out most of the "--help" output, saving
up to 17k.

Renamed mnc to nc.
 -Erik

miscutils/mt.c

@@ -4,8 +4,11 @@
 #include <sys/mtio.h>
 #include <sys/fcntl.h>
 
-static const char mt_usage[] = "mt [-f device] opcode value\n\n"
-			"Control magnetic tape drive operation\n";
+static const char mt_usage[] = "mt [-f device] opcode value\n"
+#ifndef BB_FEATURE_TRIVIAL_HELP
+			"\nControl magnetic tape drive operation\n"
+#endif
+			;
 
 struct mt_opcodes {
 	char *name;