Fix clippy warnings unused imports

src/apis/emscripten/process.rs

@@ -1,4 +1,4 @@
-use libc::{abort, c_char, pid_t, c_int, fork, exit};
+use libc::{abort, c_char, pid_t, c_int, exit};
 
 use crate::webassembly::Instance;
 use std::ffi::CStr;

src/apis/emscripten/syscalls.rs

@@ -25,7 +25,7 @@ use libc::{
     getsockname,
     getsockopt,
     gid_t,
-    iovec,
+    // iovec,
     listen,
     lseek,
     mkdir,
@@ -36,7 +36,7 @@ use libc::{
     pread,
     pwrite,
     read,
-    readv,
+    // readv,
     recvfrom,
     recvmsg,
     sendmsg,
@@ -50,7 +50,7 @@ use libc::{
     uname,
     utsname,
     write,
-    writev,
+    // writev,
     select,
     FIONBIO,
     setpgid,
@@ -58,7 +58,7 @@ use libc::{
     sa_family_t,
     in_port_t,
     in_addr_t,
-    sockaddr_in,
+    // sockaddr_in,
     FIOCLEX,
     SOL_SOCKET,
     TIOCGWINSZ,

src/apis/emscripten/utils.rs

@@ -2,7 +2,7 @@ use byteorder::{ByteOrder, LittleEndian};
 use crate::webassembly::module::Module;
 use crate::webassembly::Instance;
 use libc::stat;
-use std::ffi::{CStr, CString};
+use std::ffi::CStr;
 use std::os::raw::c_char;
 use std::slice;
 use std::mem::size_of;