support for configure 2.5

recover memory in catch/throw.


git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@75 b08c6af1-5177-4d33-ba66-4b1c6b8b522a

changes4.3.html

@@ -16,6 +16,10 @@
 
 <h2>Yap-4.3.19:</h2>
 <ul>
+	<li>FIXED: upgrade to autoconf 2.5.</li>
+	<li>FIXED: catch and throw should not leave unnecessary
+		choice-points behind.</li>
+	<li>FIXED: make catch cleanup queue of findall entries.</li>
 	<li>FIXED: change catch and throw to use arrays.</li>
 	<li>CLEANUP: split TRAIL_REF.</li>
 	<li>FIXED: give correct type to FreeBlocks.</li>