+ if test "x$os_win32" = "xyes"; then
+ # The comics backend is disabled on windows because:
+ # 1) it uses unix functions from sys/wait.h.
+ # 2) it uses external decompression tools not generally available on windows.
+ enable_comics=no
+ AC_MSG_WARN(The comics backend is not supported on windows.)
+ else
+ AC_DEFINE([ENABLE_COMICS], [1], [Enable support for comics.])
+ fi