Fix unresolved imports on AIX (#728)

src/backend/libc/c.rs

@@ -97,8 +97,6 @@ pub(crate) use {
 
 #[cfg(target_os = "vxworks")]
 pub(super) use libc::_Vx_ticks64_t as _Vx_ticks_t;
-#[cfg(target_os = "aix")]
-pub(super) use libc::blksize64_t as blksize_t;
 #[cfg(linux_kernel)]
 pub(super) use libc::fallocate64 as fallocate;
 #[cfg(not(any(target_arch = "aarch64", target_arch = "riscv64")))]
@@ -108,7 +106,15 @@ pub(super) use libc::open64 as open;
 pub(super) use libc::posix_fallocate64 as posix_fallocate;
 #[cfg(any(all(linux_like, not(target_os = "android")), target_os = "aix"))]
 pub(super) use libc::{blkcnt64_t as blkcnt_t, rlim64_t as rlim_t};
-#[cfg(any(linux_like, target_os = "aix"))]
+#[cfg(target_os = "aix")]
+pub(super) use libc::{
+    blksize64_t as blksize_t, fstat64 as fstat, fstatat, fstatfs64 as fstatfs,
+    fstatvfs64 as fstatvfs, ftruncate64 as ftruncate, getrlimit64 as getrlimit, ino_t,
+    lseek64 as lseek, mmap, off64_t as off_t, openat, posix_fadvise64 as posix_fadvise, preadv,
+    pwritev, rlimit64 as rlimit, setrlimit64 as setrlimit, statfs64 as statfs,
+    statvfs64 as statvfs, RLIM_INFINITY,
+};
+#[cfg(linux_like)]
 pub(super) use libc::{
     fstat64 as fstat, fstatat64 as fstatat, fstatfs64 as fstatfs, fstatvfs64 as fstatvfs,
     ftruncate64 as ftruncate, getrlimit64 as getrlimit, ino64_t as ino_t, lseek64 as lseek,
@@ -126,7 +132,7 @@ pub(super) use libc::{
 pub(super) use libc::{lstat64 as lstat, stat64 as stat};
 #[cfg(any(linux_kernel, target_os = "aix", target_os = "emscripten"))]
 pub(super) use libc::{pread64 as pread, pwrite64 as pwrite};
-#[cfg(any(target_os = "aix", target_os = "linux", target_os = "emscripten"))]
+#[cfg(any(target_os = "linux", target_os = "emscripten"))]
 pub(super) use libc::{preadv64 as preadv, pwritev64 as pwritev};
 
 #[cfg(all(target_os = "linux", target_env = "gnu"))]

src/backend/libc/process/syscalls.rs

@@ -561,7 +561,7 @@ pub(crate) fn getgroups(buf: &mut [Gid]) -> io::Result<usize> {
     unsafe { ret_usize(c::getgroups(len, buf.as_mut_ptr().cast()) as isize) }
 }
 
-#[cfg(not(any(target_os = "redox", target_os = "wasi")))]
+#[cfg(not(any(target_os = "aix", target_os = "redox", target_os = "wasi")))]
 #[inline]
 pub(crate) fn ioctl_tiocsctty(fd: BorrowedFd<'_>) -> io::Result<()> {
     unsafe { ret(c::ioctl(borrowed_fd(fd), c::TIOCSCTTY as _, &0_u32)) }

src/process/ioctl.rs

@@ -13,7 +13,13 @@ use backend::fd::AsFd;
 /// [FreeBSD]: https://man.freebsd.org/cgi/man.cgi?query=tty&sektion=4
 /// [NetBSD]: https://man.netbsd.org/tty.4
 /// [OpenBSD]: https://man.openbsd.org/tty.4
-#[cfg(not(any(windows, target_os = "haiku", target_os = "redox", target_os = "wasi")))]
+#[cfg(not(any(
+    windows,
+    target_os = "aix",
+    target_os = "haiku",
+    target_os = "redox",
+    target_os = "wasi"
+)))]
 #[inline]
 #[doc(alias = "TIOCSCTTY")]
 pub fn ioctl_tiocsctty<Fd: AsFd>(fd: Fd) -> io::Result<()> {