diff --git a/src/math/fenv.rs b/src/math/fenv.rs
index 63bb203..652e603 100644
--- a/src/math/fenv.rs
+++ b/src/math/fenv.rs
@@ -1,33 +1,33 @@
 // src: musl/src/fenv/fenv.c
 /* Dummy functions for archs lacking fenv implementation */
 
-pub const FE_UNDERFLOW: i32 = 0;
-pub const FE_INEXACT: i32 = 0;
+pub(crate) const FE_UNDERFLOW: i32 = 0;
+pub(crate) const FE_INEXACT: i32 = 0;
 
-pub const FE_TONEAREST: i32 = 0;
-pub const FE_TOWARDZERO: i32 = 0;
+pub(crate) const FE_TONEAREST: i32 = 0;
+pub(crate) const FE_TOWARDZERO: i32 = 0;
 
 #[inline]
-pub fn feclearexcept(_mask: i32) -> i32 {
+pub(crate) fn feclearexcept(_mask: i32) -> i32 {
     0
 }
 
 #[inline]
-pub fn feraiseexcept(_mask: i32) -> i32 {
+pub(crate) fn feraiseexcept(_mask: i32) -> i32 {
     0
 }
 
 #[inline]
-pub fn fetestexcept(_mask: i32) -> i32 {
+pub(crate) fn fetestexcept(_mask: i32) -> i32 {
     0
 }
 
 #[inline]
-pub fn fegetround() -> i32 {
+pub(crate) fn fegetround() -> i32 {
     FE_TONEAREST
 }
 
 #[inline]
-pub fn fesetround(_r: i32) -> i32 {
+pub(crate) fn fesetround(_r: i32) -> i32 {
     0
 }