IMAP functions

ibec_imap_OpenSession

ibec_imap_CloseSession

ibec_imap_Connect

ibec_imap_List

ibec_imap_SearchMessage

ibec_imap_SelectFolder

ibec_imap_StatusFolder

ibec_imap_FetchMessage

ibec_imap_FetchHeader

ibec_imap_AppendMessage

ibec_imap_DeleteMessage

ibec_imap_CopyMessage

ibec_imap_MessageSize

ibec_imap_GetMessageFlags

ibec_imap_SetMessageFlags

ibec_imap_AddMessageFlags

ibec_imap_DelMessageFlags

ibec_imap_GetProperty

ibec_imap_SetProperty