@@ -, +, @@ 
---
 make/gluegen-cpptasks-base.xml |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
--- a/make/gluegen-cpptasks-base.xml	
+++ a/make/gluegen-cpptasks-base.xml	
@@ -138,10 +138,16 @@ 
       <istrue value="${macosppc}" />
     </condition>
     <condition property="use.macosx32">
+     <and>
       <istrue value="${macosx32}" />
+      <os family="mac"/>
+     </and>
     </condition>
     <condition property="use.macosx64">
+     <and>
       <istrue value="${macosx64}" />
+      <os family="mac"/>
+     </and>
     </condition>
   </target>
 
--