mtools: be explicit about x11

Closes #27216.

1 files changed, 14 insertions, 4 deletions

diff --git a/Library/Formula/mtools.rb b/Library/Formula/mtools.rb
index 3bcdeefd4..ff782cb99 100644
--- a/Library/Formula/mtools.rb
+++ b/Library/Formula/mtools.rb
@@ -11,9 +11,19 @@ class Mtools < Formula
   depends_on :x11 => :optional
 
   def install
-    system "./configure", "LIBS=-liconv",
-                          "--disable-debug",
-                          "--prefix=#{prefix}"
-    system "make install"
+    args = ["LIBS=-liconv",
+            "--disable-debug",
+            "--prefix=#{prefix}"]
+
+    if build.with? 'x11'
+      args << "--with-x"
+    else
+      args << "--without-x"
+    end
+
+    system "./configure", *args
+    system "make"
+    ENV.j1
+    system "make", "install"
   end
 end