brace by itself after function declaration.

Mandated by: style(9)
Pointed out by: rwatson

sys/kern/genassym.sh

@@ -3,7 +3,8 @@
 
 # Grrr, this should use stdin and stdout, but is encrufted for compatibility.
 
-usage() {
+usage()
+{
 	echo "usage: genassym [-o outfile] objfile"
 	exit 1
 }