2000-12-01  Jaccard Pierre  <jaccard@gfi.uib.no>

	* use_db.h: Included header pos_to_m.h to have them declared
	  when using library use_db.

	* mc0.h: Added #define directive to ensure that the file will only
	  be included once.

	* ioserv.h: Added plugin for gfi-ioserv.h

	* dbdcl.h: File dbprint.c does not exist, neither is function
	  DBPRINT_N() defined somewehere. Moving include directive for
	  file mc0.h into the main #if block.

	* data_lst.h (data_type_list): Added BLOCK_COMMENTS in list. This
	  was defined in file data_id.h, but not listed here.

	* dbsource.h: Header file which is non-existant in the CODAS
	  package as delivered by UH.

	* dbext.h (INVALID_NUMBER): Added error codes

