1 files changed, 0 insertions, 2 deletions
diff --git a/complex.c b/complex.c
index 7189e8bdf8..78f0902a83 100644
--- a/complex.c
+++ b/complex.c
@@ -486,7 +486,6 @@ nucomp_f_complex(int argc, VALUE *argv, VALUE klass)
 }
 
 #define imp1(n) \
-extern VALUE rb_math_##n(VALUE x);\
 inline static VALUE \
 m_##n##_bang(VALUE x)\
 {\
@@ -494,7 +493,6 @@ m_##n##_bang(VALUE x)\
 }
 
 #define imp2(n) \
-extern VALUE rb_math_##n(VALUE x, VALUE y);\
 inline static VALUE \
 m_##n##_bang(VALUE x, VALUE y)\
 {\