File list (Check if you may need any files):
a_refl.c
agc.c
autocorr.c
az_lsp.c
b_cn_cod.c
basicop2.c
bgnscd.c
bits2prm.c
c1035pf.c
c2_11pf.c
c2_9pf.c
c3_14pf.c
c4_17pf.c
c8_31pf.c
c_g_aver.c
calc_cor.c
calc_en.c
cbsearch.c
cl_ltp.c
cod_amr.c
coder.c
convolve.c
copy.c
cor_h.c
count.c
d1035pf.c
d2_11pf.c
d2_9pf.c
d3_14pf.c
d4_17pf.c
d8_31pf.c
d_gain_c.c
d_gain_p.c
d_homing.c
d_plsf.c
d_plsf_3.c
d_plsf_5.c
dec_amr.c
dec_gain.c
dec_lag3.c
dec_lag6.c
decoder.c
dtx_dec.c
dtx_enc.c
e_homing.c
ec_gains.c
enc_lag3.c
enc_lag6.c
ex_ctrl.c
g_adapt.c
g_code.c
g_pitch.c
gain_q.c
gc_pred.c
gmed_n.c
hp_max.c
int_lpc.c
int_lsf.c
inter_36.c
inv_sqrt.c
lag_wind.c
levinson.c
lflg_upd.c
log2.c
lpc.c
lsfwt.c
lsp.c
lsp_avg.c
lsp_az.c
lsp_lsf.c
mac_32.c
n_proc.c
ol_ltp.c
oper_32b.c
p_ol_wgh.c
ph_disp.c
pitch_fr.c
pitch_ol.c
post_pro.c
pow2.c
pre_big.c
pre_proc.c
pred_lt.c
preemph.c
prm2bits.c
pstfilt.c
q_gain_c.c
q_gain_p.c
q_plsf.c
q_plsf_3.c
q_plsf_5.c
qgain475.c
qgain795.c
qua_gain.c
r_fft.c
reorder.c
residu.c
s10_8pf.c
set_sign.c
set_zero.c