storage.c: Fix compiler error due to missing writev() declaration

storage.c:90:7: error: implicit declaration of function ‘writev’; did you mean ‘write’? [-Werror=implicit-function-declaration]
   90 |  rc = writev(g_out_fd, iov, ARRAY_SIZE(iov));
      |       ^~~~~~
      |       write

Change-Id: If98737199f5a6e8fb37a4fd6403ee973dcf70612
1 file changed
tree: 0373c0cded3ff4096f8df902f1b88dc1cb8c6d52
  1. src/
  2. .gitignore
  3. README