Generalize some FIO* constants to all BSDs

* Change the type of FIONCLEX on apple platforms from c_uint to c_ulong
* Add FIONCLEX, FIONREAD, FIOASYNC, FIOSETOWN and FIOGETOWN
  for DragonFly and OpenBSD

Author: tormol

src/unix/bsd/apple/mod.rs

@@ -1704,11 +1704,6 @@ pub const TIOCPTYGRANT: ::c_uint = 0x20007454;
 pub const TIOCPTYGNAME: ::c_uint = 0x40807453;
 pub const TIOCPTYUNLK: ::c_uint = 0x20007452;
 
-pub const FIONCLEX: ::c_uint = 0x20006602;
-pub const FIONREAD: ::c_ulong = 0x4004667f;
-pub const FIOASYNC: ::c_ulong = 0x8004667d;
-pub const FIOSETOWN: ::c_ulong = 0x8004667c;
-pub const FIOGETOWN: ::c_ulong = 0x4004667b;
 pub const FIODTYPE: ::c_ulong = 0x4004667a;
 
 pub const B0: speed_t = 0;

src/unix/bsd/freebsdlike/freebsd/mod.rs

@@ -540,11 +540,6 @@ pub const TIOCSIG: ::c_uint = 0x2004745f;
 pub const TIOCM_DCD: ::c_int = 0x40;
 pub const H4DISC: ::c_int = 0x7;
 
-pub const FIONCLEX: ::c_ulong = 0x20006602;
-pub const FIONREAD: ::c_ulong = 0x4004667f;
-pub const FIOASYNC: ::c_ulong = 0x8004667d;
-pub const FIOSETOWN: ::c_ulong = 0x8004667c;
-pub const FIOGETOWN: ::c_ulong = 0x4004667b;
 pub const FIODTYPE: ::c_ulong = 0x4004667a;
 pub const FIOGETLBA: ::c_ulong = 0x40046679;
 pub const FIODGNAME: ::c_ulong = 0x80106678;

src/unix/bsd/mod.rs

@@ -233,7 +233,12 @@ pub const LC_TIME: ::c_int = 5;
 pub const LC_MESSAGES: ::c_int = 6;
 
 pub const FIOCLEX: ::c_ulong = 0x20006601;
+pub const FIONCLEX: ::c_ulong = 0x20006602;
+pub const FIONREAD: ::c_ulong = 0x4004667f;
 pub const FIONBIO: ::c_ulong = 0x8004667e;
+pub const FIOASYNC: ::c_ulong = 0x8004667d;
+pub const FIOSETOWN: ::c_ulong = 0x8004667c;
+pub const FIOGETOWN: ::c_ulong = 0x4004667b;
 
 pub const PATH_MAX: ::c_int = 1024;
 

src/unix/bsd/netbsdlike/netbsd/mod.rs

@@ -1347,14 +1347,9 @@ pub const CHWFLOW: ::tcflag_t = ::MDMBUF | ::CRTSCTS | ::CDTRCTS;
 pub const SOCK_CLOEXEC: ::c_int = 0x10000000;
 pub const SOCK_NONBLOCK: ::c_int = 0x20000000;
 
-pub const FIONCLEX: ::c_ulong = 0x20006602;
 // Uncomment on next NetBSD release
 // pub const FIOSEEKDATA: ::c_ulong = 0xc0086661;
 // pub const FIOSEEKHOLE: ::c_ulong = 0xc0086662;
-pub const FIONREAD: ::c_ulong = 0x4004667f;
-pub const FIOASYNC: ::c_ulong = 0x8004667d;
-pub const FIOSETOWN: ::c_ulong = 0x8004667c;
-pub const FIOGETOWN: ::c_ulong = 0x4004667b;
 pub const OFIOGETBMAP: ::c_ulong = 0xc004667a;
 pub const FIOGETBMAP: ::c_ulong = 0xc008667a;
 pub const FIONWRITE: ::c_ulong = 0x40046679;