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-rw-r--r--crypto/sec_mem.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/crypto/sec_mem.c b/crypto/sec_mem.c
index 5bf8baace1..a630cbc82e 100644
--- a/crypto/sec_mem.c
+++ b/crypto/sec_mem.c
@@ -26,7 +26,9 @@
#define LOCK() CRYPTO_w_lock(CRYPTO_LOCK_MALLOC)
#define UNLOCK() CRYPTO_w_unlock(CRYPTO_LOCK_MALLOC)
#define CLEAR(p, s) OPENSSL_cleanse(p, s)
-#define PAGE_SIZE 4096
+#ifndef PAGE_SIZE
+# define PAGE_SIZE 4096
+#endif
#ifdef IMPLEMENTED
size_t secure_mem_used;