fix custom zeroize congif

Author: jakemas

test/custom_zeroize_config.h

@@ -7,19 +7,32 @@
 
 #define MLD_RANDOMIZED_SIGNING
 
+#ifndef MLD_CONFIG_PARAMETER_SET
 #ifndef MLDSA_MODE
 #define MLDSA_MODE 2
 #endif
 
 #if MLDSA_MODE == 2
-#define MLD_NAMESPACETOP MLD_44_ref
-#define MLD_NAMESPACE(s) MLD_44_ref_##s
+#define MLD_CONFIG_PARAMETER_SET 44
 #elif MLDSA_MODE == 3
-#define MLD_NAMESPACETOP MLD_65_ref
-#define MLD_NAMESPACE(s) MLD_65_ref_##s
+#define MLD_CONFIG_PARAMETER_SET 65
 #elif MLDSA_MODE == 5
-#define MLD_NAMESPACETOP MLD_87_ref
-#define MLD_NAMESPACE(s) MLD_87_ref_##s
+#define MLD_CONFIG_PARAMETER_SET 87
+#else
+#define MLD_CONFIG_PARAMETER_SET 44
+#endif
+#endif
+
+#ifndef MLD_CONFIG_NAMESPACE_PREFIX
+#if MLD_CONFIG_PARAMETER_SET == 44
+#define MLD_CONFIG_NAMESPACE_PREFIX MLD_44_ref_
+#elif MLD_CONFIG_PARAMETER_SET == 65
+#define MLD_CONFIG_NAMESPACE_PREFIX MLD_65_ref_
+#elif MLD_CONFIG_PARAMETER_SET == 87
+#define MLD_CONFIG_NAMESPACE_PREFIX MLD_87_ref_
+#else
+#define MLD_CONFIG_NAMESPACE_PREFIX MLD_44_ref_
+#endif
 #endif