# Looking in libc for some functions.
exe=$osname-$arch-tmp$$
_has_list=
echo Checking some common types...
list=ulong; . ./look
echo Looking in C lib for some symbols...
extra_flags=-lm
list=exp2; . ./look
list=log2; . ./look
extra_flags=
list=strftime; . ./look
if test -n "$timing_fun"; then
  list=$timing_fun
else
  case "$osname" in
    *cygwin*) list='times ftime';; # getrusage based timer always returns 0
    *) list='getrusage times ftime';;
  esac;
fi; . ./look
list=sigaction; . ./look
list=TIOCGWINSZ; . ./look
list=getrlimit; . ./look
list='stat opendir'; . ./look
list=vsnprintf; . ./look

# For install(). Do we need libdl.so?
# on irix and osf1 -ldl not needed
extra_flags=
list=dlopen; . ./look
if test "$has_dlopen" = no; then
  echo "Try again, with -ldl this time..."
  extra_flags=-ldl; . ./look
  if test "$has_dlopen" = yes; then
    LIBS="-ldl $LIBS"
  fi
fi
if test "$has_dlopen" = no; then
  case "$osname" in
    os2|darwin)
      echo "Will use builtin dlopen() support for $osname..."
      has_dlopen=builtin
  esac
fi