# From configure.in Revision: 68245 .

for ac_func in hypot

do

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

{ echo "$as_me:$LINENO: checking for $ac_func" >&5

echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6; }

if { as_var=$as_ac_var; eval "test \"\${$as_var+set}\" = set"; }; then

echo $ECHO_N "(cached) $ECHO_C" >&6

else

cat >conftest.$ac_ext <<_ACEOF

/* confdefs.h. */

_ACEOF

cat confdefs.h >>conftest.$ac_ext

cat >>conftest.$ac_ext <<_ACEOF

/* end confdefs.h. */

/* Define $ac_func to an innocuous variant, in case <limits.h> declares $ac_func.

For example, HP-UX 11i <limits.h> declares gettimeofday. */

#define $ac_func innocuous_$ac_func

/* System header to define __stub macros and hopefully few prototypes,

which can conflict with char $ac_func (); below.

Prefer <limits.h> to <assert.h> if __STDC__ is defined, since

<limits.h> exists even on freestanding compilers. */

#ifdef __STDC__

# include <limits.h>

#else

# include <assert.h>

#endif

#undef $ac_func

/* 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 $ac_func ();

/* The GNU C library defines this for functions which it implements

to always fail with ENOSYS. Some functions are actually named

something starting with __ and the normal name is an alias. */

#if defined __stub_$ac_func || defined __stub___$ac_func

choke me

#endif

int

main ()

{

return $ac_func ();

;

return 0;

}

_ACEOF

rm -f conftest.$ac_objext conftest$ac_exeext

if { (ac_try="$ac_link"

case "(($ac_try" in

*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;

*) ac_try_echo=$ac_try;;

esac

eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5

(eval "$ac_link") 2>conftest.er1

ac_status=$?

grep -v '^ *+' conftest.er1 >conftest.err

rm -f conftest.er1

cat conftest.err >&5

echo "$as_me:$LINENO: \$? = $ac_status" >&5

(exit $ac_status); } && {

test -z "$ac_c_werror_flag" ||

test ! -s conftest.err

} && test -s conftest$ac_exeext &&

$as_test_x conftest$ac_exeext; then

eval "$as_ac_var=yes"

else

echo "$as_me: failed program was:" >&5

sed 's/^/| /' conftest.$ac_ext >&5

eval "$as_ac_var=no"

fi

rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \

conftest$ac_exeext conftest.$ac_ext

fi

ac_res=`eval echo '${'$as_ac_var'}'`

{ echo "$as_me:$LINENO: result: $ac_res" >&5

echo "${ECHO_T}$ac_res" >&6; }

if test `eval echo '${'$as_ac_var'}'` = yes; then

cat >>confdefs.h <<_ACEOF

#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1

_ACEOF

else

case " $LIBOBJS " in

*" $ac_func.$ac_objext "* ) ;;

*) LIBOBJS="$LIBOBJS $ac_func.$ac_objext"

;;

esac

fi

done

for ac_func in acosh asinh atanh copysign expm1 finite log1p