Merge bitcoin#12168: Trivial: Fix #include sys/fcntl.h to just fcntl.…

…h (without sys/)

648bdc8 Trivial: Fix #include sys/fcntl.h to just fcntl.h (without sys/) (Jan Sarenik)

Pull request description:

  http://pubs.opengroup.org/onlinepubs/009695399/functions/fcntl.html
  http://man7.org/linux/man-pages/man2/fcntl.2.html

Tree-SHA512: 82c7e0aba55f34a6fec60bdecb712b65c84422461454f0ae9eed5e1bb31bf585c5a65f49bbdd5a89feb59140a998ad6fcd5573ede123a12b2ba2ff677d95cc2b

src/compat.h

@@ -42,7 +42,7 @@
 #include <windows.h>
 #include <ws2tcpip.h>
 #else
-#include <sys/fcntl.h>
+#include <fcntl.h>
 #include <sys/mman.h>
 #include <sys/select.h>
 #include <sys/socket.h>