Fix error reporting in wavemap.c:wodOpen(); this solves the
[wine] / dlls / avicap32 /
drwxr-xr-x   ..
-rw-r--r-- 75 .cvsignore
-rw-r--r-- 247 Makefile.in
-rw-r--r-- 366 avicap32.spec
-rw-r--r-- 2820 avicap32_main.c