Symbian fixes to compile on GCCE (nested callbacks etc)

git-svn-id: https://svn.pjsip.org/repos/pjproject/trunk@1269 74dad513-b988-da41-8d7b-12977e46ad98
diff --git a/pjlib/include/pj/compat/os_symbian.h b/pjlib/include/pj/compat/os_symbian.h
index b1b1cd1..f6787b0 100644
--- a/pjlib/include/pj/compat/os_symbian.h
+++ b/pjlib/include/pj/compat/os_symbian.h
@@ -144,7 +144,9 @@
 #define PJ_HAS_SOCKLEN_T		1
 typedef unsigned int socklen_t;
 
+#ifndef __GCCE__
 #include <e32def.h>
+#endif
 
 /*
 #if defined(PJ_EXPORTING)