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-rw-r--r--apps/codecs/libspeex/preprocess.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/apps/codecs/libspeex/preprocess.c b/apps/codecs/libspeex/preprocess.c
index a720e88479..da2da4a599 100644
--- a/apps/codecs/libspeex/preprocess.c
+++ b/apps/codecs/libspeex/preprocess.c
@@ -66,6 +66,7 @@
66#include "fftwrap.h" 66#include "fftwrap.h"
67#include "filterbank.h" 67#include "filterbank.h"
68#include "math_approx.h" 68#include "math_approx.h"
69#include "os_support.h"
69 70
70#ifndef M_PI 71#ifndef M_PI
71#define M_PI 3.14159263 72#define M_PI 3.14159263