Link to sh(1) and use the same wording and markup for EXTRACT_CASES code

"good idea" sthen

diff --git a/share/man/man5/bsd.port.mk.5 b/share/man/man5/bsd.port.mk.5
index 2ae1ea5..a4b928a 100644 (file)
--- a/share/man/man5/bsd.port.mk.5
+++ b/share/man/man5/bsd.port.mk.5
@@ -1,4 +1,4 @@
-.\" $OpenBSD: bsd.port.mk.5,v 1.543 2021/03/09 17:11:13 sthen Exp $
+.\" $OpenBSD: bsd.port.mk.5,v 1.544 2021/03/11 09:57:39 kn Exp $
 .\"
 .\" Copyright (c) 2000-2008 Marc Espie
 .\"
@@ -24,7 +24,7 @@
 .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: March 9 2021 $
+.Dd $Mdocdate: March 11 2021 $
 .Dt BSD.PORT.MK 5
 .Os
 .Sh NAME
@@ -1687,7 +1687,10 @@ for other common issues).
 .It Ev EXTRACT_CASES
 In the normal extraction stage (when
 .Ev EXTRACT_ONLY
-is not empty), this is the contents of a case statement, used to extract files.
+is not empty), this is the contents of a
+.Xr sh 1
+.Em case conditional ,
+used to extract files.
 Fragments are automatically appended to extract the following archives and
 add the relevant compression tool to
 .Ev BUILD_DEPENDS :