sigaction sigprocmask sigsetmask socketpair syscall \
ttrace wborder wresize setlocale iconvlist libiconvlist btowc \
setrlimit getrlimit posix_madvise waitpid lstat \
- fdwalk pipe2
+ fdwalk pipe2 ptrace64
do :
as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"