include: try to fix the out-of-source-tree build

Signed-off-by: Jaroslav Kysela <perex@perex.cz>

diff --git a/include/Makefile.am b/include/Makefile.am
index c7b9fc7..9909fb7 100644 (file)
--- a/include/Makefile.am
+++ b/include/Makefile.am
@@ -68,7 +68,7 @@ DISTCLEANFILES = stamp-vh version.h alsa asoundlib.h
 
 .DUMMY: alsa_link
 alsa_link:
-       if ! test -h alsa; then \
+       if ! test -r alsa/local.h; then \
                ln -s $(top_srcdir)/include alsa; \
        fi