libaitsess/configure.in - diff

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-version 1.1.2.2, 2008/10/03 17:32:08
+version 1.1.2.3, 2011/04/30 21:24:21
  Line 32  AC_FUNC_MALLOC
  AC_FUNC_MMAP
  AC_CHECK_FUNCS([bzero memset munmap])
+ # It's stupid, but not all platforms have union semun, even those that need it.
+ AC_MSG_CHECKING(looking for union semun in sys/sem.h)
+ AC_TRY_COMPILE([
+                 #include <sys/types.h>
+                 #include <sys/ipc.h>
+                 #include <sys/sem.h>
+                 ],[
+                 union semun arg;
+                 semctl(0, 0, 0, arg);
+                 ], [
+                 AC_DEFINE(HAVE_UNION_SEMUN, $have_union_semun, [union semun])
+                 ] msg=yes, msg=no )
+ AC_MSG_RESULT([$msg])
  DEBUG=no
  AC_MSG_CHECKING(Debug Build)
  AC_ARG_ENABLE(debug,