Mention palloc/pfree for C++ memory allocation in docs.

diff --git a/doc/src/sgml/extend.sgml b/doc/src/sgml/extend.sgml
index d7e7aa96bd8742f20b7ab7fab77ed1f2ba362179..abacd71d743e7abc40da3a773793e5f271c17f43 100644 (file)
--- a/doc/src/sgml/extend.sgml
+++ b/doc/src/sgml/extend.sgml
@@ -1,4 +1,4 @@
-
+
 
  
   Extending <acronym>SQL</acronym>
@@ -296,14 +296,14 @@
      
      
       
-       Use malloc() to allocate any memory that might be
+       Use palloc() to allocate any memory that might be
        freed by the backend C code (don't pass new()-allocated
        memory).
       
      
      
       
-       Use free() to free memory allocated by the backend
+       Use pfree() to free memory allocated by the backend
        C code (do not use delete() for such cases).