doc: block names need not be symbols.

* txr.1: The block implementation doesn't care whether blocks
are symbols; anything comparable with eq may be used.

1 files changed, 7 insertions, 1 deletions

diff --git a/txr.1 b/txr.1
index 47f22895..0a7a365b 100644
--- a/txr.1
+++ b/txr.1
@@ -16967,7 +16967,13 @@ The
 operator introduces a named block around the execution of
 some forms. The
 .meta name
-argument must be a symbol. Since a block name is not
+argument may be any object, though block names are usually symbols.
+Two block
+.meta name
+objects are considered to be the same name according to
+.code eq
+equality.
+Since a block name is not
 a variable binding, keyword symbols are permitted, and so are the symbols
 .code t
 and