Support binary specifier in format.

* stream.c (formatv): New 'b' case along side 'o', handling
binary in straightforward way for bignums, and with binary
formatting loop code for fixnums.

* txr.1: Documented b.

1 files changed, 5 insertions, 0 deletions

diff --git a/txr.1 b/txr.1
index ece4a56d..cebc9f46 100644
--- a/txr.1
+++ b/txr.1
@@ -30032,6 +30032,11 @@ Like the
 .code x
 directive, but octal is used instead of hexadecimal.
 
+.coIP b
+Like the
+.code x
+directive, but binary is used instead of hexadecimal.
+
 .coIP f
 The
 .code f