#ifndef _DLFCN_H
#define _DLFCN_H
-#define RTLD_LAZY 0x10000
-#define RTLD_NOW 0x20000
-#define RTLD_GLOBAL 0x40000
-#define RTLD_LOCAL 0x80000
-
-#if 1
-#define RTLD_NEXT ((void *) -1l)
-#define RTLD_DEFAULT ((void *) 0)
+#ifdef __cplusplus
+extern "C" {
#endif
+#include <features.h>
+
+#define RTLD_LAZY 1
+#define RTLD_NOW 2
+#define RTLD_GLOBAL 256
+#define RTLD_LOCAL 0
+
+#define RTLD_NEXT ((void *)-1)
+#define RTLD_DEFAULT ((void *)0)
+
int dlclose(void *);
char *dlerror(void);
void *dlopen(const char *, int);
-void *dlsym(void *, const char *);
+void *dlsym(void *__restrict, const char *__restrict);
+
+#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+typedef struct {
+ const char *dli_fname;
+ void *dli_fbase;
+ const char *dli_sname;
+ void *dli_saddr;
+} Dl_info;
+int dladdr(void *, Dl_info *);
+#endif
+
+#ifdef __cplusplus
+}
+#endif
#endif