bsd-user: Add getdents and fcntl related system calls

Add glue to call the following syscalls to the freebsd_syscall:

freebsd11_getdents
getdirentries
freebsd11_getdirentries
fcntl

Signed-off-by: Warner Losh <imp@bsdimp.com>
Signed-off-by: Karim Taha <kariem.taha2.7@gmail.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Warner Losh <imp@bsdimp.com>

bsd-user/freebsd/os-syscall.c

@@ -576,6 +576,22 @@ static abi_long freebsd_syscall(void *cpu_env, int num, abi_long arg1,
         ret = do_freebsd_getfsstat(arg1, arg2, arg3);
         break;
 
+    case TARGET_FREEBSD_NR_freebsd11_getdents: /* getdents(2) */
+        ret = do_freebsd11_getdents(arg1, arg2, arg3);
+        break;
+
+    case TARGET_FREEBSD_NR_getdirentries: /* getdirentries(2) */
+        ret = do_freebsd_getdirentries(arg1, arg2, arg3, arg4);
+        break;
+
+    case TARGET_FREEBSD_NR_freebsd11_getdirentries: /* getdirentries(2) */
+        ret = do_freebsd11_getdirentries(arg1, arg2, arg3, arg4);
+        break;
+    case TARGET_FREEBSD_NR_fcntl: /* fcntl(2) */
+        ret = do_freebsd_fcntl(arg1, arg2, arg3);
+        break;
+
+
         /*
          * sys{ctl, arch, call}
          */