diff --git a/src/Makefile.in b/src/Makefile.in
index c8b4e6171fd576b8f4170204fc83a8f2f736d0d6..8a471ecc20cd6c2b06e42c6f0b9e3484524c38dd 100644
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -37,7 +37,7 @@ HEADER_FILES = common_define.h hash.h chain.h logger.h base64.h \
                skiplist_common.h system_info.h fast_blocked_queue.h \
                php7_ext_wrapper.h id_generator.h char_converter.h \
 			   char_convert_loader.h common_blocked_queue.h  \
-               multi_socket_client.h skiplist_set.h
+               multi_socket_client.h skiplist_set.h fc_list.h
 
 ALL_OBJS = $(FAST_STATIC_OBJS) $(FAST_SHARED_OBJS)
 
diff --git a/src/common_define.h b/src/common_define.h
index afecb7e668985a722a021d85cac6b6cfff460c17..b7a849b8bc26c7bbb59c3333e458478509b162c6 100644
--- a/src/common_define.h
+++ b/src/common_define.h
@@ -12,6 +12,7 @@
 #define _COMMON_DEFINE_H_
 
 #include <pthread.h>
+#include <string.h>
 #include <errno.h>
 
 #ifdef WIN32
@@ -206,6 +207,20 @@ typedef void* (*MallocFunc)(size_t size);
   #define __gcc_attribute__(x)
 #endif
 
+static inline int fc_compare_string(const string_t *s1, const string_t *s2)
+{
+    int result;
+    if (s1->len == s2->len) {
+        return memcmp(s1->str, s2->str, s1->len);
+    } else if (s1->len < s2->len) {
+        result = memcmp(s1->str, s2->str, s1->len);
+        return result == 0 ? -1 : result;
+    } else {
+        result = memcmp(s1->str, s2->str, s2->len);
+        return result == 0 ? 1 : result;
+    }
+}
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/src/fast_task_queue.c b/src/fast_task_queue.c
index 6942ad2660952ddb0710c4e8517792248ced59e6..63940eed4db66156cd4ee01958a304804d5e1b7a 100644
--- a/src/fast_task_queue.c
+++ b/src/fast_task_queue.c
@@ -24,8 +24,6 @@ struct mpool_chain {
 
 static struct mpool_chain g_mpool = {NULL, NULL};
 
-#define ALIGNED_TASK_INFO_SIZE  MEM_ALIGN(sizeof(struct fast_task_info))
-
 int task_queue_init(struct fast_task_queue *pQueue)
 {
 	int result;
diff --git a/src/fast_task_queue.h b/src/fast_task_queue.h
index c5ca8e64403c82fb5e241c1df08cd5232cff2b91..dac9b9d3327f69a4e997064483793408412d5358 100644
--- a/src/fast_task_queue.h
+++ b/src/fast_task_queue.h
@@ -19,6 +19,8 @@
 #include "ioevent.h"
 #include "fast_timer.h"
 
+#define ALIGNED_TASK_INFO_SIZE  MEM_ALIGN(sizeof(struct fast_task_info))
+
 struct nio_thread_data;
 struct fast_task_info;