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-rw-r--r--src/post/audio/window.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/post/audio/window.c b/src/post/audio/window.c
index 3fe76a112..23c024668 100644
--- a/src/post/audio/window.c
+++ b/src/post/audio/window.c
@@ -142,7 +142,7 @@ void flattop(int n,_ftype_t* w)
*/
#define BIZ_EPSILON 1E-21 /* Max error acceptable */
-_ftype_t besselizero(_ftype_t x)
+static _ftype_t besselizero(_ftype_t x)
{
_ftype_t temp;
_ftype_t sum = 1.0;