- --- a/configure.in
- +++ b/configure.in
- @@ -1191,8 +1191,9 @@ AC_CHECK_FILE(/dev/zero)
- # Not all systems can mmap /dev/zero (such as HP-UX). Check for that.
- if test "$ac_cv_func_mmap" = "yes" &&
- test "$ac_cv_file__dev_zero" = "yes"; then
- - AC_MSG_CHECKING(for mmap that can map /dev/zero)
- - AC_TRY_RUN([
- + AC_CACHE_CHECK([for mmap that can map /dev/zero],
- + [ac_cv_mmap__dev_zero],
- + [AC_TRY_RUN([
- #include <sys/types.h>
- #include <sys/stat.h>
- #include <fcntl.h>
- @@ -1215,9 +1216,7 @@ if test "$ac_cv_func_mmap" = "yes" &&
- return 3;
- }
- return 0;
- - }], [], [ac_cv_file__dev_zero=no], [ac_cv_file__dev_zero=no])
- -
- - AC_MSG_RESULT($ac_cv_file__dev_zero)
- + }], [], [ac_cv_file__dev_zero=no], [ac_cv_file__dev_zero=no])])
- fi
-
- # Now we determine which one is our anonymous shmem preference.
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