sorry, forgot about this ... have to check for this. the alternate solution is to replace this with fcntl.h ... but since tim is not in the room, i thought i might just add protection instead of changing

This commit was SVN r3396.

configure.ac

@@ -473,7 +473,7 @@ OMPI_SETUP_F90
 ompi_show_title "Header file tests"
 
 AC_CHECK_HEADERS([alloca.h aio.h arpa/inet.h dirent.h dlfcn.h \
-    inttypes.h libgen.h net/if.h netdb.h netinet/in.h netinet/tcp.h \
+    sys/fcntl.h inttypes.h libgen.h net/if.h netdb.h netinet/in.h netinet/tcp.h \
     sys/stat.h poll.h pthread.h pwd.h sched.h stdint.h strings.h stropts.h \
     sys/types.h sys/ipc.h sys/mman.h sys/resource.h sys/select.h sys/socket.h \
     sys/ioctl.h err.h sys/statvfs.h sys/time.h sys/uio.h sys/utsname.h sys/wait.h \