X-Git-Url: https://wimlib.net/git/?p=wimlib;a=blobdiff_plain;f=include%2Fwimlib.h;h=8c293c8a81d42dbbd867f0b5e6b3878959843737;hp=faececa310df642f92c3514ba32937dd235f9235;hb=2b04e3ff551654916caba6f6fad50908de67b0fd;hpb=e7302af311839d06f6faf4192d2d0eae6d895b2a

diff --git a/include/wimlib.h b/include/wimlib.h
index faececa3..8c293c8a 100644
--- a/include/wimlib.h
+++ b/include/wimlib.h
@@ -1890,7 +1890,9 @@ wimlib_extract_image(WIMStruct *wim, int image,
  *	String that specifies the 1-based index or name of the image to extract.
  *	It is translated to an image index using the same rules that
  *	wimlib_resolve_image() uses.  However, unlike wimlib_extract_image(),
- *	only a single image (not all images) can be specified.
+ *	only a single image (not all images) can be specified.  Alternatively,
+ *	specify @p NULL here to use the first image in the WIM if it contains
+ *	exactly one image but otherwise return @p WIMLIB_ERR_INVALID_IMAGE.
  * @param target
  *	Same as the corresponding parameter to wimlib_extract_image().
  * @param extract_flags