SVN 1278 build failure

[Brian Callahan]

Hello --

The follow build error occurred with SVN 1278. OpenBSD/amd64, clang++ as 
compiler.
struct random_data is a glibc extension and either needs to be defined 
in GNU APL for other platforms or not used.

~Brian

c++ -DHAVE_CONFIG_H -I. -I..   -I/usr/local/include -I/usr/X11R6/include 
-Wall -I sql -Werror -I/usr/local/include 
-I/usr/local/include/postgresql    -g -O2 -MT apl-Id.o -MD -MP -MF 
.deps/apl-Id.Tpo -c -o apl-Id.o `test -f 'Id.cc' || echo './'`Id.cc
In file included from Id.cc:47:
./Quad_RVAL.hh:110:23: error: field has incomplete type 'struct random_data'
   struct random_data buf[256];
                      ^
./Quad_RVAL.hh:110:11: note: forward declaration of 'random_data'
   struct random_data buf[256];
          ^
In file included from Id.cc:142:
./Id.def:200:1: error: cannot initialize return object of type 'Function 
*' with an lvalue of type 'Quad_RVAL *'
qf( RVAL          , "\xe2\x8e\x95RVAL"   ,          )
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Id.cc:137:52: note: expanded from macro 'qf'
#define qf(i, _u, _v) case ID_Quad_ ## i:   return Quad_ ## i::fun;
^~~~~~~~~~~~~~~
<scratch space>:298:1: note: expanded from here
Quad_RVAL
^
2 errors generated.