Various tweaks -- add our sections, etc.

@@ -205,10 +205,14 @@
         SEC_EXIT_STATUS, /* EXIT STATUS */
         SEC_EXAMPLES, /* EXAMPLES */
         SEC_DIAGNOSTICS, /* DIAGNOSTICS */
         SEC_COMPATIBILITY, /* COMPATIBILITY */
         SEC_ERRORS, /* ERRORS */
+        SEC_ARCHITECTURE,
+        SEC_CODE_SET_INDEPENDENCE,
+        SEC_INTERFACE_STABILITY,
+        SEC_MULTITHREADING_LEVEL,
         SEC_SEE_ALSO, /* SEE ALSO */
         SEC_STANDARDS, /* STANDARDS */
         SEC_HISTORY, /* HISTORY */
         SEC_AUTHORS, /* AUTHORS */
         SEC_CAVEATS, /* CAVEATS */