Fix fcntl for FreeBSD

Need to use the right cfg option for the conditional compilation.
target_os is the right option to use when targeting FreeBSD. target_env
was used before which seems to be a typo.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/fcntl.rs b/src/fcntl.rs
index 1581d3a7..d2242dac 100644
--- a/src/fcntl.rs
+++ b/src/fcntl.rs
@@ -20,7 +20,7 @@ use crate::sys::uio::IoVec; // For vmsplice
     target_os = "fuchsia",
     any(target_os = "wasi", target_env = "wasi"),
     target_env = "uclibc",
-    target_env = "freebsd"
+    target_os = "freebsd"
 ))]
 pub use self::posix_fadvise::*;
 
@@ -587,7 +587,7 @@ pub fn fallocate(
     target_os = "fuchsia",
     any(target_os = "wasi", target_env = "wasi"),
     target_env = "uclibc",
-    target_env = "freebsd"
+    target_os = "freebsd"
 ))]
 mod posix_fadvise {
     use crate::errno::Errno;