--- a/dbrandom.c	Sun Jun 11 21:39:40 2017 +0800
+++ b/dbrandom.c	Wed Jun 14 23:31:42 2017 +0800
@@ -59,7 +59,7 @@
 	unsigned int readcount;
 	int ret = DROPBEAR_FAILURE;
 
-#if DROPBEAR_PRNGD_SOCKET
+#ifdef DROPBEAR_PRNGD_SOCKET
 	if (prngd)
 	{
 		readfd = connect_unix(filename);
@@ -107,7 +107,7 @@
 			wantread = MIN(sizeof(readbuf), len-readcount);
 		}
 
-#if DROPBEAR_PRNGD_SOCKET
+#ifdef DROPBEAR_PRNGD_SOCKET
 		if (prngd)
 		{
 			char egdcmd[2];
@@ -215,7 +215,7 @@
 	/* existing state */
 	sha1_process(&hs, (void*)hashpool, sizeof(hashpool));
 
-#if DROPBEAR_PRNGD_SOCKET
+#ifdef DROPBEAR_PRNGD_SOCKET
 	if (process_file(&hs, DROPBEAR_PRNGD_SOCKET, INIT_SEED_SIZE, 1) 
 			!= DROPBEAR_SUCCESS) {
 		dropbear_exit("Failure reading random device %s",