compatability -> compatibility

3 files changed, 4 insertions, 4 deletions

diff --git a/generic/tcl.h b/generic/tcl.h
index f79eb86..64c4683 100644
--- a/generic/tcl.h
+++ b/generic/tcl.h
@@ -1263,9 +1263,9 @@ typedef struct Tcl_HashSearch {
  * TCL_CUSTOM_PTR_KEYS:		The keys are pointers to arbitrary types, the
  *				pointer is stored in the entry.
  *
- * While maintaining binary compatability the above have to be distinct values
+ * While maintaining binary compatibility the above have to be distinct values
  * as they are used to differentiate between old versions of the hash table
- * which don't have a typePtr and new ones which do. Once binary compatability
+ * which don't have a typePtr and new ones which do. Once binary compatibility
  * is discarded in favour of making more wide spread changes TCL_STRING_KEYS
  * can be the same as TCL_CUSTOM_TYPE_KEYS, and TCL_ONE_WORD_KEYS can be the
  * same as TCL_CUSTOM_PTR_KEYS because they simply determine how the key is
diff --git a/generic/tclIO.c b/generic/tclIO.c
index 615fe60..2e1569f 100644
--- a/generic/tclIO.c
+++ b/generic/tclIO.c
@@ -6713,7 +6713,7 @@ Tcl_Tell(
  *
  * Tcl_SeekOld, Tcl_TellOld --
  *
- *	Backward-compatability versions of the seek/tell interface that do not
+ *	Backward-compatibility versions of the seek/tell interface that do not
  *	support 64-bit offsets. This interface is not documented or expected
  *	to be supported indefinitely.
  *
diff --git a/generic/tclVar.c b/generic/tclVar.c
index e95307e..e540c49 100644
--- a/generic/tclVar.c
+++ b/generic/tclVar.c
@@ -3455,7 +3455,7 @@ TclArraySet(
     } else {
 	/*
 	 * Not a dictionary, so assume (and convert to, for backward-
-	 * -compatability reasons) a list.
+	 * -compatibility reasons) a list.
 	 */
 
 	int elemLen;