The following functions for the `long double' versions of the libm
function have to be written:
e_acosl.c
e_asinl.c
e_atan2l.c
e_acoshl.c
e_expl.c
e_fmodl.c
e_hypotl.c
e_j0l.c
e_j1l.c
e_jnl.c
e_lgammal_r.c
e_logl.c
e_log10l.c
e_powl.c
e_rem_pio2l.c
e_sinhl.c
e_sqrtl.c
k_cosl.c
k_rem_pio2l.c
k_sinl.c
k_tanl.c
s_atanl.c
s_erfl.c
s_expm1l.c
s_log1pl.c