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-rw-r--r--Library/Formula/swi-prolog.rb4
1 files changed, 2 insertions, 2 deletions
diff --git a/Library/Formula/swi-prolog.rb b/Library/Formula/swi-prolog.rb
index daab5d10e..6b9ac3ece 100644
--- a/Library/Formula/swi-prolog.rb
+++ b/Library/Formula/swi-prolog.rb
@@ -12,7 +12,7 @@ class SwiProlog < Formula
depends_on 'jpeg'
depends_on 'mcrypt'
depends_on 'gawk'
- depends_on :x11 if x11_installed?
+ depends_on :x11 if MacOS::XQuartz.installed?
# 10.5 versions of these are too old
if MacOS.leopard?
@@ -34,7 +34,7 @@ class SwiProlog < Formula
args = ["--prefix=#{prefix}", "--mandir=#{man}"]
ENV.append 'DISABLE_PKGS', "jpl" if ARGV.include? "--without-jpl"
- unless x11_installed?
+ unless MacOS::XQuartz.installed?
# SWI-Prolog requires X11 for XPCE
opoo "It appears that X11 is not installed. The XPCE packages will not be built."
ENV.append 'DISABLE_PKGS', "xpce"