Add SO_RCVBUFFORCE in Android

Author: ndusart

src/unix/notbsd/linux/other/b32/arm.rs

@@ -88,6 +88,7 @@ pub const SO_SNDLOWAT: ::c_int = 19;
 pub const SO_RCVTIMEO: ::c_int = 20;
 pub const SO_SNDTIMEO: ::c_int = 21;
 pub const SO_SNDBUFFORCE: ::c_int = 32;
+pub const SO_RCVBUFFORCE: ::c_int = 33;
 
 pub const FIOCLEX: ::c_ulong = 0x5451;
 pub const FIONBIO: ::c_ulong = 0x5421;