Explain libgcrypt around gnulib.

diff --git a/configure.in b/configure.in
index 4f5fc5d46c64221cde8daa8a409aef49b4ca70b6..bbba88b96c484663645d2daf4721e3679e59dfc4 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -638,6 +638,9 @@ dnl
 AC_MSG_RESULT([***
 *** Setting up gnulib compatibility files...
 ])
+# Libgcrypt contains an (unused!) definition of vasprintf,
+# make sure gnulib notices it so we don't cause duplicate
+# symbol definitions.
 save_LIBS="$LIBS"
 LIBS="$LIBS $LIBGCRYPT_LIBS"
 gl_INIT