Correct spelling: longjump() -> longjmp().

diff --git a/doc/src/sgml/extend.sgml b/doc/src/sgml/extend.sgml
index 1c7da4a2abb76c3461a36846fcc83a5627ea5904..2033ae21ba5261f91b48563c0e8ec16fd4db4ff0 100644 (file)
--- a/doc/src/sgml/extend.sgml
+++ b/doc/src/sgml/extend.sgml
@@ -322,7 +322,7 @@
        If calling backend functions from C++ code, be sure that the
        C++ call stack contains only plain old data structures
        (POD).  This is necessary because backend errors
-       generate a distant longjump() that does not properly
+       generate a distant longjmp() that does not properly
        unroll a C++ call stack with non-POD objects.