fix more typos found by codespell.

4 files changed, 5 insertions, 5 deletions

diff --git a/src/libstd/io/buffered.rs b/src/libstd/io/buffered.rs
index 4e7db5f0826..9250c1c437b 100644
--- a/src/libstd/io/buffered.rs
+++ b/src/libstd/io/buffered.rs
@@ -293,7 +293,7 @@ impl<R: Seek> Seek for BufReader<R> {
     /// where `n` minus the internal buffer length overflows an `i64`, two
     /// seeks will be performed instead of one. If the second seek returns
     /// `Err`, the underlying reader will be left at the same position it would
-    /// have if you seeked to `SeekFrom::Current(0)`.
+    /// have if you called `seek` with `SeekFrom::Current(0)`.
     ///
     /// [`seek_relative`]: #method.seek_relative
     fn seek(&mut self, pos: SeekFrom) -> io::Result<u64> {
diff --git a/src/libstd/sync/rwlock.rs b/src/libstd/sync/rwlock.rs
index 2edf02efc47..f7fdedc0d21 100644
--- a/src/libstd/sync/rwlock.rs
+++ b/src/libstd/sync/rwlock.rs
@@ -24,8 +24,8 @@ use sys_common::rwlock as sys;
 /// typically allows for read-only access (shared access).
 ///
 /// In comparison, a [`Mutex`] does not distinguish between readers or writers
-/// that aquire the lock, therefore blocking any threads waiting for the lock to
-/// become available. An `RwLock` will allow any number of readers to aquire the
+/// that acquire the lock, therefore blocking any threads waiting for the lock to
+/// become available. An `RwLock` will allow any number of readers to acquire the
 /// lock as long as a writer is not holding the lock.
 ///
 /// The priority policy of the lock is dependent on the underlying operating
diff --git a/src/libstd/sys_common/backtrace.rs b/src/libstd/sys_common/backtrace.rs
index a364a0392b3..1955f3ec9a2 100644
--- a/src/libstd/sys_common/backtrace.rs
+++ b/src/libstd/sys_common/backtrace.rs
@@ -136,7 +136,7 @@ pub fn __rust_begin_short_backtrace<F, T>(f: F) -> T
     f()
 }
 
-/// Controls how the backtrace should be formated.
+/// Controls how the backtrace should be formatted.
 #[derive(Debug, Copy, Clone, Eq, PartialEq)]
 pub enum PrintFormat {
     /// Show all the frames with absolute path for files.
diff --git a/src/libstd/sys_common/poison.rs b/src/libstd/sys_common/poison.rs
index 934ac3edbf1..e74c40ae04b 100644
--- a/src/libstd/sys_common/poison.rs
+++ b/src/libstd/sys_common/poison.rs
@@ -98,7 +98,7 @@ pub struct PoisonError<T> {
 }
 
 /// An enumeration of possible errors associated with a [`TryLockResult`] which
-/// can occur while trying to aquire a lock, from the [`try_lock`] method on a
+/// can occur while trying to acquire a lock, from the [`try_lock`] method on a
 /// [`Mutex`] or the [`try_read`] and [`try_write`] methods on an [`RwLock`].
 ///
 /// [`Mutex`]: struct.Mutex.html