Do not define be32dec / le32dec on FreeBSD, since they are already defined in sys/endian.h

src/scrypt.cpp

@@ -34,6 +34,8 @@
 #include <string.h>
 #include <openssl/sha.h>
 
+#ifndef __FreeBSD__
+/* Allready defined in sys/endian.h */
 static inline uint32_t be32dec(const void *pp)
 {
 	const uint8_t *p = (uint8_t const *)pp;
@@ -49,6 +51,7 @@ static inline void be32enc(void *pp, uint32_t x)
 	p[1] = (x >> 16) & 0xff;
 	p[0] = (x >> 24) & 0xff;
 }
+#endif
 
 typedef struct HMAC_SHA256Context {
 	SHA256_CTX ictx;

src/scrypt.h

@@ -17,6 +17,8 @@ void
 PBKDF2_SHA256(const uint8_t *passwd, size_t passwdlen, const uint8_t *salt,
     size_t saltlen, uint64_t c, uint8_t *buf, size_t dkLen);
 
+# ifndef __FreeBSD__
+/* Allready defined in sys/endian.h */
 static inline uint32_t le32dec(const void *pp)
 {
         const uint8_t *p = (uint8_t const *)pp;
@@ -33,3 +35,4 @@ static inline void le32enc(void *pp, uint32_t x)
         p[3] = (x >> 24) & 0xff;
 }
 # endif
+#endif