docs: Fix simple typo s/ a API/ an API/

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>

diff --git a/docs/internals/rpc.html.in b/docs/internals/rpc.html.in
index 627d7aabbc4aebcb407d2f8f66850dbfacb79cb8..f2ed64f1c0e547c9934c34803c597742ba21c08a 100644 (file)
--- a/docs/internals/rpc.html.in
+++ b/docs/internals/rpc.html.in
@@ -597,7 +597,7 @@
     <h4><a name="apiclientdispatchex1">Example with buck passing</a></h4>
 
     <p>
-      In the first example, a second thread issues a API call
+      In the first example, a second thread issues an API call
       while the first thread holds the buck. The reply to the
       first call arrives first, so the buck is passed to the
       second thread.