Guard IP_TOS and IPV6_TCLASS only for linux

Author: lucic71

rules/socket/tgt_refcount.rs

@@ -249,12 +249,14 @@ fn f7(a0: i32, a1: i32, a2: i32, a3: AnyPtr, a4: u32) -> i32 {
                 nix::sys::socket::setsockopt(&__fd, nix::sys::socket::sockopt::TcpKeepCount, &__v)
             })
         }
+        #[cfg(target_os = "linux")]
         (::libc::IPPROTO_IP, ::libc::IP_TOS) => {
             let __v = a3.reinterpret_cast::<i32>().read();
             FdRegistry::with_fd(a0, |__fd| {
                 nix::sys::socket::setsockopt(&__fd, nix::sys::socket::sockopt::Ipv4Tos, &__v)
             })
         }
+        #[cfg(target_os = "linux")]
         (::libc::IPPROTO_IPV6, ::libc::IPV6_TCLASS) => {
             let __v = a3.reinterpret_cast::<i32>().read();
             FdRegistry::with_fd(a0, |__fd| {

tests/unit/out/refcount/sockopt.rs

@@ -96,6 +96,7 @@ fn main_0() -> i32 {
                         )
                     })
                 }
+                #[cfg(target_os = "linux")]
                 (::libc::IPPROTO_IP, ::libc::IP_TOS) => {
                     let __v = ((on.as_pointer()) as Ptr<i32>)
                         .to_any()
@@ -109,6 +110,7 @@ fn main_0() -> i32 {
                         )
                     })
                 }
+                #[cfg(target_os = "linux")]
                 (::libc::IPPROTO_IPV6, ::libc::IPV6_TCLASS) => {
                     let __v = ((on.as_pointer()) as Ptr<i32>)
                         .to_any()
@@ -268,6 +270,7 @@ fn main_0() -> i32 {
                         )
                     })
                 }
+                #[cfg(target_os = "linux")]
                 (::libc::IPPROTO_IP, ::libc::IP_TOS) => {
                     let __v = ((on.as_pointer()) as Ptr<i32>)
                         .to_any()
@@ -281,6 +284,7 @@ fn main_0() -> i32 {
                         )
                     })
                 }
+                #[cfg(target_os = "linux")]
                 (::libc::IPPROTO_IPV6, ::libc::IPV6_TCLASS) => {
                     let __v = ((on.as_pointer()) as Ptr<i32>)
                         .to_any()