Proposal to add modules to C with a simple extension.

[Michael W. Herman]

Bascially what you're asking for has already been incorporated into
a language called C++ developed by Bjarne Stroustrup at Bell Labs.


References:
1. B. Stroustrup, "Classes: An Abstract Data Type Facility for the C
	Language", ACM-SIGPLAN Notices, 17, No. 1 (January 1982), 
	pp.42-52.
2. B. Stroustrup, "Adding Classes to C: An Exercise in Language
	Evolution", Software Practice and Experience, 13 (1983),
	pp. 139-61.
3. B. Stroustrup, "Data Abstraction in C", AT&T BLTJ, 63, No. 8
	(October 1984), pp. 1701-32.