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truncate64 ftruncate64 ftello64 fseeko fseeko64 \

link symlink readlink readdir_r fsync fdatasync fchown posix_fadvise\

setitimer setruid seteuid setreuid setresuid socketpair\

getpgrp setpgrp getpgid setpgid initgroups getgroups setgroups\

getpriority getrlimit setrlimit sysconf close getpwnam_r getgrnam_r\

dlopen sigprocmask sigaction sigsetjmp _setjmp _longjmp\

pthread_getattr_np pthread_attr_get_np pthread_attr_getstack\

pthread_get_stackaddr_np pthread_get_stacksize_np \

thr_stksegment pthread_stackseg_np pthread_getthrds_np \

pthread_sigmask

do :

as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`

truncate64 ftruncate64 ftello64 fseeko fseeko64 \

link symlink readlink readdir_r fsync fdatasync fchown posix_fadvise\

setitimer setruid seteuid setreuid setresuid socketpair\

getpgrp setpgrp getpgid setpgid initgroups getgroups setgroups\

getpriority getrlimit setrlimit sysconf close getpwnam_r getgrnam_r\

dlopen sigprocmask sigaction sigsetjmp _setjmp _longjmp\

pthread_getattr_np pthread_attr_get_np pthread_attr_getstack\

pthread_get_stackaddr_np pthread_get_stacksize_np \

thr_stksegment pthread_stackseg_np pthread_getthrds_np \

pthread_sigmask)

if test "${host_os}" = "nacl"; then

ac_cv_func_pthread_attr_init=no

static int try_accept4 = 1;

#endif

if (address_len) len0 = *address_len;

#ifdef HAVE_ACCEPT4

if (try_accept4) {

ret = accept4(socket, address, address_len, SOCK_CLOEXEC);

try_accept4 = 0;

}

#endif

ret = accept(socket, address, address_len);

if (ret == -1) return -1;

if (address_len && len0 < *address_len) *address_len = len0;