Only look for the port command on MacOS

* configure.ac: Only look for the port command on MacOS (bug#50259).

diff --git a/configure.ac b/configure.ac
index a1deb7b0ddee2f3c76487b5a7652f7cc6541f282..6d204b61030e9668688381ff4fc91cda48f5428c 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1335,7 +1335,9 @@ if test -n "$BREW"; then
 fi
 
 # Check MacPorts on macOS.
-AC_PATH_PROG(HAVE_MACPORTS, port)
+if test $opsys = darwin; then
+  AC_PATH_PROG(HAVE_MACPORTS, port)
+fi
 
 ## Require makeinfo >= 4.13 (last of the 4.x series) to build the manuals.
 : ${MAKEINFO:=makeinfo}