diff --git a/src/mod360.h b/src/mod360.h
index 378efab4b2c5775e9ef86e1f3e4adf7182a60b3b..15e006dd700af3455021e34d76f95827e3034aea 100644 (file)
--- a/src/mod360.h
+++ b/src/mod360.h
#define SEEN_MOD360_H
double mod360(double const x);
+double mod360symm (double const x);
#endif /* !SEEN_MOD360_H */