python: fix wrapping of wally_get_build_version()

Author: jgriffiths

include/wally.hpp

@@ -820,8 +820,8 @@ inline int free_string(char* str) {
     return detail::check_ret(__FUNCTION__, ret);
 }
 
-inline int get_build_version(uint32_t* value) {
-    int ret = ::wally_get_build_version(value);
+inline int get_build_version(uint32_t* value_out) {
+    int ret = ::wally_get_build_version(value_out);
     return detail::check_ret(__FUNCTION__, ret);
 }
 

include/wally_core.h

@@ -53,11 +53,11 @@ WALLY_CORE_API int wally_cleanup(uint32_t flags);
 /**
  * Get the version number of the library.
  *
- * :param value: Destination for the library build version. This is the
+ * :param value_out: Destination for the library build version. This is the
  *|    value of `WALLY_BUILD_VER` when the library was compiled.
  */
 WALLY_CORE_API int wally_get_build_version(
-    uint32_t *value);
+    uint32_t *value_out);
 
 #ifndef SWIG
 /**

src/internal.c

@@ -20,11 +20,11 @@ static secp256k1_context *global_ctx = NULL;
 /* Global extended error code. Not thread-safe unless caller-overridden */
 static int global_error = WALLY_OK;
 
-int wally_get_build_version(uint32_t *value)
+int wally_get_build_version(uint32_t *value_out)
 {
-    if (value)
-        *value = WALLY_BUILD_VER;
-    return value ? WALLY_OK : WALLY_EINVAL;
+    if (value_out)
+        *value_out = WALLY_BUILD_VER;
+    return value_out ? WALLY_OK : WALLY_EINVAL;
 }
 
 int pubkey_combine(secp256k1_pubkey *pubnonce, const secp256k1_pubkey *const *pubnonces, size_t n)