sh(1): Improve wording of 'Special Parameters' section.

1 files changed, 3 insertions, 7 deletions

diff --git a/bin/sh/sh.1 b/bin/sh/sh.1
index 0e02fe6..ba65e8c 100644
--- a/bin/sh/sh.1
+++ b/bin/sh/sh.1
@@ -1040,13 +1040,9 @@ The
 .Ic set
 built-in command can also be used to set or reset them.
 .Ss Special Parameters
-A special parameter is a parameter denoted by a special one-character
-name.
-The special parameters recognized by the
-.Nm
-shell of
-.Fx
-are shown in the following list, exactly as they would appear in input
+Special parameters are parameters denoted by a single special character
+or the digit zero.
+They are shown in the following list, exactly as they would appear in input
 typed by the user or in the source of a shell script.
 .Bl -hang
 .It Li $*