File list (Check if you may need any files):
evrc_flt
........\code
........\....\a2lsp.c
........\....\a2lsp.o
........\....\acb_ex.c
........\....\acb_ex.o
........\....\acelp_co.c
........\....\acelp_co.o
........\....\apf.c
........\....\apf.o
........\....\auto.c
........\....\auto.o
........\....\bitpack.c
........\....\bitpack.o
........\....\bitupack.c
........\....\bitupack.o
........\....\bl_intrp.c
........\....\bl_intrp.o
........\....\bqiir.c
........\....\bqiir.o
........\....\cod3_10.c
........\....\cod3_10.o
........\....\cod8_35.c
........\....\cod8_35.o
........\....\comacb.c
........\....\comacb.o
........\....\convh.c
........\....\convh.o
........\....\convolve.c
........\....\convolve.o
........\....\corr_xh.c
........\....\corr_xh.o
........\....\cshift.c
........\....\cshift.o
........\....\dec3_10.c
........\....\dec3_10.o
........\....\dec8_35.c
........\....\dec8_35.o
........\....\decode.c
........\....\decode.o
........\....\durbin.c
........\....\durbin.o
........\....\d_globs.c
........\....\d_globs.o
........\....\encode.c
........\....\encode.o
........\....\e_globs.c
........\....\e_globs.o
........\....\fer.c
........\....\fer.o
........\....\fer_sim.c
........\....\fer_sim.o
........\....\filter.c
........\....\filter.o
........\....\fndppf.c
........\....\fndppf.o
........\....\getext1k.c
........\....\getext1k.o
........\....\getgain.c
........\....\getgain.o
........\....\getres.c
........\....\getres.o
........\....\globs.c
........\....\globs.o
........\....\impulser.c
........\....\impulser.o
........\....\interpol.c
........\....\interpol.o
........\....\lpcana.c
........\....\lpcana.o
........\....\lsp2a.c
........\....\lsp2a.o
........\....\lspmaq.c
........\....\lspmaq.o
........\....\main.c
........\....\main.o
........\....\makefile
........\....\makefile.bak
........\....\maxeloc.c
........\....\maxeloc.o
........\....\mdfyorig.c
........\....\mdfyorig.o
........\....\mod.c
........\....\mod.o
........\....\ns127.c
........\....\ns127.o
........\....\pit_shrp.c
........\....\pit_shrp.o
........\....\pktoav.c
........\....\pktoav.o
........\....\putacbc.c
........\....\putacbc.o
........\....\rda.c
........\....\rda.o
........\....\rom.c
........\....\rom.o
........\....\r_fft.c
........\....\r_fft.o
........\....\synfltr.c
........\....\synfltr.o