diff --git a/Cargo.toml b/Cargo.toml
index af064432..6f5e7302 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -73,7 +73,7 @@ libc = { version = "0.2.176", default-features = false }
 libc = { version = "0.2.190", default-features = false }
 
 # use_file
-[target.'cfg(any(target_os = "haiku", target_os = "nto", target_os = "aix"))'.dependencies]
+[target.'cfg(any(target_os = "haiku", target_os = "nto", target_os = "qnx", target_os = "aix"))'.dependencies]
 libc = { version = "0.2.176", default-features = false }
 
 # vxworks
diff --git a/src/backends.rs b/src/backends.rs
index d644ab62..d1a70bde 100644
--- a/src/backends.rs
+++ b/src/backends.rs
@@ -44,6 +44,7 @@ cfg_if! {
     } else if #[cfg(any(
         target_os = "haiku",
         target_os = "nto",
+        target_os = "qnx",
         target_os = "aix",
     ))] {
         mod use_file;
diff --git a/src/utils/get_errno.rs b/src/utils/get_errno.rs
index 2c68ef9e..5fbe185e 100644
--- a/src/utils/get_errno.rs
+++ b/src/utils/get_errno.rs
@@ -9,7 +9,7 @@ cfg_if! {
         use libc::__error as errno_location;
     } else if #[cfg(target_os = "haiku")] {
         use libc::_errnop as errno_location;
-    } else if #[cfg(target_os = "nto")] {
+    } else if #[cfg(any(target_os = "nto", target_os = "qnx"))] {
         use libc::__get_errno_ptr as errno_location;
     } else if #[cfg(any(all(target_os = "horizon", target_arch = "arm"), target_os = "vita"))] {
         unsafe extern "C" {