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-rw-r--r--include/common.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/common.h b/include/common.h
index e16c53e..d1dd65a 100644
--- a/include/common.h
+++ b/include/common.h
@@ -761,7 +761,9 @@ char * strmhz(char *buf, unsigned long hz);
#include <u-boot/crc.h>
/* lib/rand.c */
-#ifdef CONFIG_RANDOM_MACADDR
+#if defined(CONFIG_RANDOM_MACADDR) || \
+ defined(CONFIG_BOOTP_RANDOM_DELAY) || \
+ defined(CONFIG_CMD_LINK_LOCAL)
#define RAND_MAX -1U
void srand(unsigned int seed);
unsigned int rand(void);