diff --git a/env/common.c b/env/common.c
index d9c0c4e3f347453e704d0682df743349009bdb47..5a17e5261541c380eaa155a7546cd35e882de701 100644
--- a/env/common.c
+++ b/env/common.c
@@ -41,7 +41,15 @@ static uchar env_get_char_init(int index)
 		return default_environment[index];
 }
 
-uchar env_get_char_memory(int index)
+static const uchar *env_get_addr(int index)
+{
+	if (gd->env_valid)
+		return (uchar *)(gd->env_addr + index);
+	else
+		return &default_environment[index];
+}
+
+static uchar env_get_char_memory(int index)
 {
 	return *env_get_addr(index);
 }
@@ -55,14 +63,6 @@ uchar env_get_char(int index)
 		return env_get_char_init(index);
 }
 
-const uchar *env_get_addr(int index)
-{
-	if (gd->env_valid)
-		return (uchar *)(gd->env_addr + index);
-	else
-		return &default_environment[index];
-}
-
 /*
  * Read an environment variable as a boolean
  * Return -1 if variable does not exist (default to true)
diff --git a/include/environment.h b/include/environment.h
index d86230a2e927e311b4e44d44c3f9dae481e778f8..5f2064bf23303020649078b79d3fb21d9681b1b5 100644
--- a/include/environment.h
+++ b/include/environment.h
@@ -202,10 +202,6 @@ extern struct hsearch_data env_htab;
 /* Function that returns a character from the environment */
 unsigned char env_get_char(int);
 
-/* Function that returns a pointer to a value from the environment */
-const unsigned char *env_get_addr(int);
-unsigned char env_get_char_memory(int index);
-
 /* Function that updates CRC of the enironment */
 void env_crc_update(void);