diff -Nrup a/pskmodem/pskmodem.c b/pskmodem/pskmodem.c
--- a/pskmodem/pskmodem.c 2015-05-04 11:58:30.000000000 -0600
+++ b/pskmodem/pskmodem.c 2019-10-15 14:17:33.531220004 -0600
@@ -262,7 +262,7 @@ static void rxrotate(cplxshort_t *ptr, u
}
}
-only_inline int calcsync(int *toten, int *corren, cplxshort_t *samples)
+static only_inline int calcsync(int *toten, int *corren, cplxshort_t *samples)
{
const cplxshort_t *tr = traincorrrotated;
unsigned int i;