diff --git a/webrtc/modules/audio_coding/codecs/isac/fix/source/filterbanks.c b/webrtc/modules/audio_coding/codecs/isac/fix/source/filterbanks.c
index c7eb590910..f76b403f38 100644
--- a/webrtc/modules/audio_coding/codecs/isac/fix/source/filterbanks.c
+++ b/webrtc/modules/audio_coding/codecs/isac/fix/source/filterbanks.c
@@ -26,9 +26,6 @@
 #include "filterbank_tables.h"
 #include "settings.h"
 
-// Declare a function pointer.
-AllpassFilter2FixDec16 WebRtcIsacfix_AllpassFilter2FixDec16;
-
 void WebRtcIsacfix_AllpassFilter2FixDec16C(
     int16_t *data_ch1,  // Input and output in channel 1, in Q0
     int16_t *data_ch2,  // Input and output in channel 2, in Q0
diff --git a/webrtc/modules/audio_coding/codecs/isac/fix/source/isacfix.c b/webrtc/modules/audio_coding/codecs/isac/fix/source/isacfix.c
index fa4d8d1768..946f3841e6 100644
--- a/webrtc/modules/audio_coding/codecs/isac/fix/source/isacfix.c
+++ b/webrtc/modules/audio_coding/codecs/isac/fix/source/isacfix.c
@@ -27,6 +27,13 @@
 #include "modules/audio_coding/codecs/isac/fix/source/structs.h"
 #include "system_wrappers/interface/cpu_features_wrapper.h"
 
+// Declare function pointers.
+AllpassFilter2FixDec16 WebRtcIsacfix_AllpassFilter2FixDec16;
+AutocorrFix WebRtcIsacfix_AutocorrFix;
+CalculateResidualEnergy WebRtcIsacfix_CalculateResidualEnergy;
+FilterMaLoopFix WebRtcIsacfix_FilterMaLoopFix;
+Spec2Time WebRtcIsacfix_Spec2Time;
+Time2Spec WebRtcIsacfix_Time2Spec;
 
 /**************************************************************************
  * WebRtcIsacfix_AssignSize(...)
diff --git a/webrtc/modules/audio_coding/codecs/isac/fix/source/lattice.c b/webrtc/modules/audio_coding/codecs/isac/fix/source/lattice.c
index 14588d0f0d..bbc5993b52 100644
--- a/webrtc/modules/audio_coding/codecs/isac/fix/source/lattice.c
+++ b/webrtc/modules/audio_coding/codecs/isac/fix/source/lattice.c
@@ -84,9 +84,6 @@ void WebRtcIsacfix_FilterMaLoopC(int16_t input0,  // Filter coefficient
   }
 }
 
-// Declare a function pointer.
-FilterMaLoopFix WebRtcIsacfix_FilterMaLoopFix;
-
 /* filter the signal using normalized lattice filter */
 /* MA filter */
 void WebRtcIsacfix_NormLatticeFilterMa(WebRtc_Word16 orderCoef,
diff --git a/webrtc/modules/audio_coding/codecs/isac/fix/source/lpc_masking_model.c b/webrtc/modules/audio_coding/codecs/isac/fix/source/lpc_masking_model.c
index 4be438eb52..8e52920861 100644
--- a/webrtc/modules/audio_coding/codecs/isac/fix/source/lpc_masking_model.c
+++ b/webrtc/modules/audio_coding/codecs/isac/fix/source/lpc_masking_model.c
@@ -463,11 +463,6 @@ static __inline WebRtc_Word16  exp2_Q10_T(WebRtc_Word16 x) { // Both in and out
 
 }
 
-
-// Declare function pointers.
-AutocorrFix WebRtcIsacfix_AutocorrFix;
-CalculateResidualEnergy WebRtcIsacfix_CalculateResidualEnergy;
-
 /* This routine calculates the residual energy for LPC.
  * Formula as shown in comments inside.
  */
diff --git a/webrtc/modules/audio_coding/codecs/isac/fix/source/transform.c b/webrtc/modules/audio_coding/codecs/isac/fix/source/transform.c
index f2ad164598..c3deebb109 100644
--- a/webrtc/modules/audio_coding/codecs/isac/fix/source/transform.c
+++ b/webrtc/modules/audio_coding/codecs/isac/fix/source/transform.c
@@ -95,10 +95,6 @@ const WebRtc_Word16 kSinTab2[FRAMESAMPLES/4] = {
   2032,  -1819,  1606,  -1392,  1179,   -965,   750,   -536,   322,   -107
 };
 
-// Declare function pointers.
-Spec2Time WebRtcIsacfix_Spec2Time;
-Time2Spec WebRtcIsacfix_Time2Spec;
-
 void WebRtcIsacfix_Time2SpecC(WebRtc_Word16 *inre1Q9,
                              WebRtc_Word16 *inre2Q9,
                              WebRtc_Word16 *outreQ7,