[pkgsrc/trunk]: pkgsrc/mk/misc mk/misc/show.mk: improve wording of the help text

[rillig <rillig%pkgsrc.org@localhost>]

details:   https://anonhg.NetBSD.org/pkgsrc/rev/2abfd43778d1
branches:  trunk
changeset: 381067:2abfd43778d1
user:      rillig <rillig%pkgsrc.org@localhost>
date:      Mon May 28 22:34:47 2018 +0000

description:
mk/misc/show.mk: improve wording of the help text

diffstat:

 mk/misc/show.mk |  10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

diffs (29 lines):

diff -r 18695bed328e -r 2abfd43778d1 mk/misc/show.mk
--- a/mk/misc/show.mk   Mon May 28 20:37:47 2018 +0000
+++ b/mk/misc/show.mk   Mon May 28 22:34:47 2018 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: show.mk,v 1.13 2018/02/26 22:51:42 rillig Exp $
+# $NetBSD: show.mk,v 1.14 2018/05/28 22:34:47 rillig Exp $
 #
 # This file contains some targets that print information gathered from
 # variables. They do not modify any variables.
@@ -82,15 +82,15 @@
 #      Prints a list of (hopefully) all pkgsrc variables that are visible
 #      to the user or the package developer. It is intended to give
 #      interested parties a better insight into the inner workings of
-#      pkgsrc. Each variable name is prefixed with a "category":
+#      pkgsrc. Each variable name is prefixed with a "scope":
 #
 #              * "usr" for user-settable variables,
 #              * "pkg" for package-settable variables,
 #              * "sys" for system-defined variables.
 #
-#      For each of the variable groups (e.g. "build", "extract"), a
-#      specialized target show-all-${group} is defined, so that
-#      show-all-extract only shows that group.
+#      The variables are listed in groups (e.g. "build", "extract").
+#      For each of these groups, a specialized target show-all-${group}
+#      is defined, e.g. "show-all-extract" for the "extract" group.
 #
 #      CAVEAT: Some few variable values that are shown here may be
 #      misleading. For example, make(1)'s := operator leaves references