dlfcn.h

早期freebsd实现

/*
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/* @(#)dlfcn.h 1.1 89/09/04 SMI */

#ifndef	_dlfcn_h
#define	_dlfcn_h

/*
 * Copyright (c) 1989, 1991 Sun Microsystems, Inc.
 */

/*
 * Interface description for the contents of libdl -- simple programmer's
 * interfaces to the dynamic linker.
 */

/*
 * Manifest constants
 */
#define	RTLD_LAZY	1		/* deferred binding of procedures */

/*
 * Function declarations
 */
extern	void *dlopen();			/* open and map a shared object */
extern	void *dlsym();			/* obtain address of symbol */
extern	int dlclose();			/* remove a shared object */
extern	char *dlerror();		/* string representing last error */

#endif /* !_dlfcn_h */