feat: wi-fi - expand support and fix issues, add GUI components

template/sysroot/include/libc/fcntl.h

@@ -7,13 +7,27 @@
 extern "C" {
 #endif
 
-#define O_RDONLY 0
-#define O_WRONLY 1
-#define O_RDWR   2
-#define O_CREAT  0x40
-#define O_TRUNC  0x200
+#define O_RDONLY   0
+#define O_WRONLY   1
+#define O_RDWR     2
+#define O_ACCMODE  3
+#define O_CREAT    0x40
+#define O_EXCL     0x80
+#define O_TRUNC    0x200
+#define O_APPEND   0x400
+#define O_NONBLOCK 0x800
+#define O_CLOEXEC  0x80000
+
+#define F_DUPFD  0
+#define F_GETFD  1
+#define F_SETFD  2
+#define F_GETFL  3
+#define F_SETFL  4
+
+#define FD_CLOEXEC 1
 
 int open(const char *path, int flags, ...);
+int fcntl(int fd, int cmd, ...);
 
 #ifdef __cplusplus
 }