Add doc for that new rax2 thing

binr/rax2/rax2.c

@@ -53,6 +53,7 @@ static int format_output (char mode, const char *s) {
 
 static int help () {
 	printf (
+		"  =[base]                 ;  rax2 =10 0x46 -> output in base 10\n"
 		"  int   ->  hex           ;  rax2 10\n"
 		"  hex   ->  int           ;  rax2 0xa\n"
 		"  -int  ->  hex           ;  rax2 -77\n"

man/rax2.1

@@ -35,6 +35,15 @@ Show usage help message
 .El
 .Sh USAGE
 .Pp
+Force output mode (numeric base)
+.Pp
+  =f    floating point
+  =2    binary
+  =3    ternary
+  =8    octal
+  =10   decimal
+  =16   hexadecimal
+.Pp
 Available variable types are:
 .Pp
   int   \->  hex    rax2 10