major refactorings

Signed-off-by: kaguya3311 <kaguya3311@national.shitposting.agency>

ext2_root/usr/include/abi-bits/limits.h

@@ -6,5 +6,6 @@
 #define HOST_NAME_MAX 64
 #define NAME_MAX 255
 #define OPEN_MAX 256
+#define _POSIX_PATH_MAX 256
 
 #endif /*_ABIBITS_LIMITS_H */

ext2_root/usr/include/abi-bits/sigset_t.h

@@ -1,8 +0,0 @@
-#ifndef _ABIBITS_SIGSET_T_H
-#define _ABIBITS_SIGSET_T_H
-
-typedef struct {
-	unsigned long __sig[1024 / (8 * sizeof(long))];
-} sigset_t;
-
-#endif /* _ABIBITS_SIGSET_T_H */

ext2_root/usr/include/asm/ioctls.h

@@ -0,0 +1,20 @@
+#ifndef _ABIBITS_IOCTLS_H
+#define _ABIBITS_IOCTLS_H
+
+#define TIOCEXCL 0x540C
+#define TIOCNXCL 0x540D
+
+#define SIOCPROTOPRIVATE 0x89E0
+#define SIOCGSTAMP 0x8906
+#define SIOCGIFNAME 0x8910
+#define SIOCGIFCONF 0x8912
+#define SIOCGIFFLAGS 0x8913
+#define SIOCSIFFLAGS 0x8914
+#define SIOCGIFADDR 0x8915
+#define SIOCGIFINDEX 0x8933
+#define SIOCATMARK 0x8905
+#define SIOCGIFHWADDR 0x8927
+#define SIOCGIFBRDADDR 0x8919
+#define SIOCGIFNETMASK 0x891B
+
+#endif /* _ABIBITS_IOCTLS_H */

ext2_root/usr/include/unistd.h

@@ -264,7 +264,7 @@ unsigned int alarm(unsigned int __seconds);
 int chdir(const char *__path);
 int chown(const char *__path, uid_t __uid, gid_t __gid);
 int close(int __fd);
-ssize_t confstr(int __name, char *__buf, size_t __size);
+size_t confstr(int __name, char *__buf, size_t __size);
 char *ctermid(char *__s);
 int dup(int __fd);
 int dup2(int __src_fd, int __dest_fd);