int synth_1to1_real_x86_64 (real*, int, mpg123_handle*, int);
int synth_1to1_real_stereo_x86_64(real*, real*, mpg123_handle*);
int synth_1to1_real_avx (real*, int, mpg123_handle*, int);
-int synth_1to1_real_stereo_avx (real*, real*, mpg123_handle*);
+int synth_1to1_fltst_avx (real*, real*, mpg123_handle*);
int synth_1to1_real_altivec (real*, int, mpg123_handle*, int);
-int synth_1to1_real_stereo_altivec(real*, real*, mpg123_handle*);
+int synth_1to1_fltst_altivec(real*, real*, mpg123_handle*);
int synth_1to1_real_neon (real*, int, mpg123_handle*, int);
int synth_1to1_real_stereo_neon(real*, real*, mpg123_handle*);
int synth_1to1_real_neon64 (real*, int, mpg123_handle*, int);
-int synth_1to1_real_stereo_neon64(real*, real*, mpg123_handle*);
+int synth_1to1_fltst_neon64(real*, real*, mpg123_handle*);
int synth_1to1_real_mono (real*, mpg123_handle*);
int synth_1to1_real_m2s(real*, mpg123_handle*);
#ifndef NO_DOWNSAMPLE
int synth_1to1_s32_neon (real*, int, mpg123_handle*, int);
int synth_1to1_s32_stereo_neon(real*, real*, mpg123_handle*);
int synth_1to1_s32_neon64 (real*, int, mpg123_handle*, int);
-int synth_1to1_s32_stereo_neon64(real*, real*, mpg123_handle*);
+int synth_1to1_s32st_neon64(real*, real*, mpg123_handle*);
int synth_1to1_s32_mono (real*, mpg123_handle*);
int synth_1to1_s32_m2s(real*, mpg123_handle*);
#ifndef NO_DOWNSAMPLE