-/* The bison generated parser uses alloca. AIX 3 forces us to put this
- declaration at the beginning of the file. The declaration in bison's
- skeleton file comes too late. This must come before <config.h>
- because <config.h> may include arbitrary system headers. */
+/* For bison < 2.0, the bison generated parser uses alloca. AIX 3 forces us
+ to put this declaration at the beginning of the file. The declaration in
+ bison's skeleton file comes too late. This must come before <config.h>
+ because <config.h> may include arbitrary system headers.
+ This can go away once the AM_INTL_SUBDIR macro requires bison >= 2.0. */