fi

# Solaris:

{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing fdatasync" >&5

$as_echo_n "checking for library containing fdatasync... " >&6; }

if ${ac_cv_search_fdatasync+:} false; then :

$as_echo_n "(cached) " >&6

else

ac_func_search_save_LIBS=$LIBS

cat confdefs.h - <<_ACEOF >conftest.$ac_ext

/* end confdefs.h. */

/* Override any GCC internal prototype to avoid an error.

Use char because int might match the return type of a GCC

builtin and then its argument prototype would still apply. */

#ifdef __cplusplus

extern "C"

#endif

char fdatasync ();

int

main ()

{

return fdatasync ();

;

return 0;

}

_ACEOF

for ac_lib in '' rt posix4; do

if test -z "$ac_lib"; then

ac_res="none required"

else

ac_res=-l$ac_lib

LIBS="-l$ac_lib $ac_func_search_save_LIBS"

fi

if ac_fn_c_try_link "$LINENO"; then :

ac_cv_search_fdatasync=$ac_res

fi

rm -f core conftest.err conftest.$ac_objext \

conftest$ac_exeext

if ${ac_cv_search_fdatasync+:} false; then :

break

fi

done

if ${ac_cv_search_fdatasync+:} false; then :

else

ac_cv_search_fdatasync=no

fi

rm conftest.$ac_ext

LIBS=$ac_func_search_save_LIBS

fi

{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_search_fdatasync" >&5

$as_echo "$ac_cv_search_fdatasync" >&6; }

ac_res=$ac_cv_search_fdatasync

if test "$ac_res" != no; then :

test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"

fi

# Cygwin:

{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing shmget" >&5

$as_echo_n "checking for library containing shmget... " >&6; }

AC_SEARCH_LIBS(shm_open,rt)

AC_SEARCH_LIBS(shm_unlink,rt)

AC_SEARCH_LIBS(clock_gettime,[rt posix4])

AC_SEARCH_LIBS(fdatasync,[rt posix4])

AC_SEARCH_LIBS(shmget,cygipc)

['dlsym', {'dependencies': [dl_dep],'define':false}],

['explicit_bzero'],

['fdatasync', {'dependencies': [rt_dep, posix4_dep],'define':false}],# Solaris

['getifaddrs'],

['getopt', {'dependencies': [getopt_dep, gnugetopt_dep],'skip': always_replace_getopt}],

['getopt_long', {'dependencies': [getopt_dep, gnugetopt_dep],'skip': always_replace_getopt_long}],