兼容 asr1903

Change-Id: I3888f1adc86ea1fa73af4996d31f40223c0e5735
diff --git a/mbtk/mbtk_logd/socket_read.c b/mbtk/mbtk_logd/socket_read.c
index 7b54051..32e6844 100755
--- a/mbtk/mbtk_logd/socket_read.c
+++ b/mbtk/mbtk_logd/socket_read.c
@@ -12,6 +12,7 @@
 #include <errno.h>
 #include <stdlib.h>
 #include <pthread.h>
+#include <string.h>
 
 #include "log_config.h"