CentOS, does my offering please you?
diff --git a/cryptography/hazmat/bindings/openssl/ecdh.py b/cryptography/hazmat/bindings/openssl/ecdh.py
index 77beb7a..960d46f 100644
--- a/cryptography/hazmat/bindings/openssl/ecdh.py
+++ b/cryptography/hazmat/bindings/openssl/ecdh.py
@@ -24,6 +24,9 @@
"""
FUNCTIONS = """
+"""
+
+MACROS = """
int ECDH_compute_key(void *, size_t, const EC_POINT *, EC_KEY *,
void *(*)(const void *, size_t, void *, size_t *));
@@ -35,13 +38,9 @@
void *ECDH_get_ex_data(EC_KEY *, int);
"""
-MACROS = """
-"""
-
CUSTOMIZATIONS = """
#ifdef OPENSSL_NO_ECDH
static const long Cryptography_HAS_ECDH = 0;
-typedef void ECDH_METHOD;
int (*ECDH_compute_key)(void *, size_t, const EC_POINT *, EC_KEY *,
void *(*)(const void *, size_t, void *,