tweak docs

see https://github.com/jcupitt/libvips/issues/558
2017-02-20 11:10:04 +00:00 · 2017-02-20 11:10:04 +00:00 · 6d95cfd0c5
commit 6d95cfd0c5
parent 6fb2122a5f
1 changed files with 3 additions and 2 deletions
--- a/doc/using-C.xml
+++ b/doc/using-C.xml
@ -107,8 +107,9 @@ if (vips_embed (in, &amp;out, x, y, width, height, NULL))
    </para>

    <para>
-      Operations can take options. You give these as a set of NULL-terminated
-      name-value pairs at the end of the call. For example, you can write:
+      Operations can take optional arguments. You give these as a set of 
+      NULL-terminated name-value pairs at the end of the call. For example, 
+      you can write:

 <programlisting language="C">
 if (vips_embed (in, &amp;out, x, y, width, height,