extern void _SysDebug(const char *format, ...);
// --- Proc ---
extern void _exit(int status) __attribute__((noreturn));
-extern void sleep();
-extern void yield();
+extern void sleep(void);
+extern void yield(void);
extern int kill(int pid, int sig);
extern void wait(int miliseconds);
extern int waittid(int id, int *status);
extern int clone(int flags, void *stack);
extern int execve(char *path, char **argv, char **envp);
-extern int gettid();
-extern int getpid();
+extern int gettid(void);
+extern int getpid(void);
extern int _SysSetFaultHandler(int (*Handler)(int));
extern void SysSetName(const char *Name);
//extern int SysGetName(const char *Name);
// --- Permissions ---
-extern int getuid();
-extern int getgid();
+extern int getuid(void);
+extern int getgid(void);
extern void setuid(int id);
extern void setgid(int id);
extern int chdir(const char *dir);
extern int open(const char *path, int flags);
extern int reopen(int fd, const char *path, int flags);
-extern void close(int fd);
-extern uint read(int fd, uint length, void *buffer);
-extern uint write(int fd, uint length, void *buffer);
+extern int close(int fd);
+extern uint read(int fd, void *buffer, uint length);
+extern uint write(int fd, const void *buffer, uint length);
extern int seek(int fd, int64_t offset, int whence);
extern uint64_t tell(int fd);
extern int ioctl(int fd, int id, void *data);
extern int select(int nfds, fd_set *readfds, fd_set *writefds, fd_set *errfds, time_t *timeout);
// --- IPC ---
-extern int SysSendMessage(pid_t dest, uint length, void *Data);
+extern int SysSendMessage(pid_t dest, uint length, const void *Data);
extern int SysGetMessage(pid_t *src, void *Data);
// --- MEMORY ---