Some cleanup in the docs.
diff --git a/Doc/library/struct.rst b/Doc/library/struct.rst
index 9cf4eb2..d4952bb 100644
--- a/Doc/library/struct.rst
+++ b/Doc/library/struct.rst
@@ -192,7 +192,7 @@
processors are little-endian.
Native size and alignment are determined using the C compiler's
-:keyword:`sizeof` expression. This is always combined with native byte order.
+``sizeof`` expression. This is always combined with native byte order.
Standard size and alignment are as follows: no alignment is required for any
type (so you have to use pad bytes); :ctype:`short` is 2 bytes; :ctype:`int` and