diff --git a/changelog/2701.added.md b/changelog/2701.added.md
new file mode 100644
index 0000000000..2383325f89
--- /dev/null
+++ b/changelog/2701.added.md
@@ -0,0 +1,2 @@
+Add termios `OutputFlags::OFILL` for Linux, Andord, Aix, Cygwin, Fuchsia, Haiku, 
+GNU/Hurd, Nto, Redox, Illumos, Solaris and Apple OSes.
diff --git a/src/sys/termios.rs b/src/sys/termios.rs
index bff981fad5..b7a693ab10 100644
--- a/src/sys/termios.rs
+++ b/src/sys/termios.rs
@@ -503,6 +503,17 @@ libc_bitflags! {
                   target_os = "haiku",
                   apple_targets))]
         OFDEL as tcflag_t;
+        #[cfg(any(linux_android,
+                  target_os = "aix",
+                  target_os = "cygwin",
+                  target_os = "fuchsia",
+                  target_os = "haiku",
+                  target_os = "hurd",
+                  target_os = "nto",
+                  target_os = "redox",
+                  solarish,
+                  apple_targets))]
+        OFILL as tcflag_t;
         #[cfg(any(linux_android,
                   target_os = "haiku",
                   apple_targets))]