diff --git a/include/msgpack/vrefbuffer.h b/include/msgpack/vrefbuffer.h
index cdd88637..c2633052 100644
--- a/include/msgpack/vrefbuffer.h
+++ b/include/msgpack/vrefbuffer.h
@@ -16,11 +16,13 @@
 
 #if defined(unix) || defined(__unix) || defined(__linux__) || defined(__APPLE__) || defined(__OpenBSD__) || defined(__NetBSD__) || defined(__QNX__) || defined(__QNXTO__) || defined(__HAIKU__)
 #include <sys/uio.h>
+typedef struct iovec msgpack_iovec;
 #else
-struct iovec {
+struct msgpack_iovec {
     void  *iov_base;
     size_t iov_len;
 };
+typedef struct msgpack_iovec msgpack_iovec;
 #endif
 
 #ifdef __cplusplus
@@ -44,9 +46,9 @@ typedef struct msgpack_vrefbuffer_inner_buffer {
 } msgpack_vrefbuffer_inner_buffer;
 
 typedef struct msgpack_vrefbuffer {
-    struct iovec* tail;
-    struct iovec* end;
-    struct iovec* array;
+    msgpack_iovec* tail;
+    msgpack_iovec* end;
+    msgpack_iovec* array;
 
     size_t chunk_size;
     size_t ref_size;
@@ -74,7 +76,7 @@ static inline void msgpack_vrefbuffer_free(msgpack_vrefbuffer* vbuf);
 
 static inline int msgpack_vrefbuffer_write(void* data, const char* buf, size_t len);
 
-static inline const struct iovec* msgpack_vrefbuffer_vec(const msgpack_vrefbuffer* vref);
+static inline const msgpack_iovec* msgpack_vrefbuffer_vec(const msgpack_vrefbuffer* vref);
 static inline size_t msgpack_vrefbuffer_veclen(const msgpack_vrefbuffer* vref);
 
 MSGPACK_DLLEXPORT
@@ -126,7 +128,7 @@ static inline int msgpack_vrefbuffer_write(void* data, const char* buf, size_t l
     }
 }
 
-static inline const struct iovec* msgpack_vrefbuffer_vec(const msgpack_vrefbuffer* vref)
+static inline const msgpack_iovec* msgpack_vrefbuffer_vec(const msgpack_vrefbuffer* vref)
 {
     return vref->array;
 }
diff --git a/src/vrefbuffer.c b/src/vrefbuffer.c
index 6c3ce3a0..d14b7190 100644
--- a/src/vrefbuffer.c
+++ b/src/vrefbuffer.c
@@ -22,7 +22,7 @@ bool msgpack_vrefbuffer_init(msgpack_vrefbuffer* vbuf,
         size_t ref_size, size_t chunk_size)
 {
     size_t nfirst;
-    struct iovec* array;
+    msgpack_iovec* array;
     msgpack_vrefbuffer_chunk* chunk;
 
     if (ref_size == 0) {
@@ -40,11 +40,11 @@ bool msgpack_vrefbuffer_init(msgpack_vrefbuffer* vbuf,
         return false;
     }
 
-    nfirst = (sizeof(struct iovec) < 72/2) ?
-            72 / sizeof(struct iovec) : 8;
+    nfirst = (sizeof(msgpack_iovec) < 72/2) ?
+            72 / sizeof(msgpack_iovec) : 8;
 
-    array = (struct iovec*)malloc(
-            sizeof(struct iovec) * nfirst);
+    array = (msgpack_iovec*)malloc(
+            sizeof(msgpack_iovec) * nfirst);
     if(array == NULL) {
         return false;
     }
@@ -114,8 +114,8 @@ int msgpack_vrefbuffer_append_ref(msgpack_vrefbuffer* vbuf,
         const size_t nused = (size_t)(vbuf->tail - vbuf->array);
         const size_t nnext = nused * 2;
 
-        struct iovec* nvec = (struct iovec*)realloc(
-                vbuf->array, sizeof(struct iovec)*nnext);
+        msgpack_iovec* nvec = (msgpack_iovec*)realloc(
+                vbuf->array, sizeof(msgpack_iovec)*nnext);
         if(nvec == NULL) {
             return -1;
         }
@@ -194,7 +194,7 @@ int msgpack_vrefbuffer_migrate(msgpack_vrefbuffer* vbuf, msgpack_vrefbuffer* to)
     {
         const size_t nused = (size_t)(vbuf->tail - vbuf->array);
         if(to->tail + nused < vbuf->end) {
-            struct iovec* nvec;
+            msgpack_iovec* nvec;
             const size_t tosize = (size_t)(to->tail - to->array);
             const size_t reqsize = nused + tosize;
             size_t nnext = (size_t)(to->end - to->array) * 2;
@@ -207,8 +207,8 @@ int msgpack_vrefbuffer_migrate(msgpack_vrefbuffer* vbuf, msgpack_vrefbuffer* to)
                 nnext = tmp_nnext;
             }
 
-            nvec = (struct iovec*)realloc(
-                    to->array, sizeof(struct iovec)*nnext);
+            nvec = (msgpack_iovec*)realloc(
+                    to->array, sizeof(msgpack_iovec)*nnext);
             if(nvec == NULL) {
                 free(empty);
                 return -1;
@@ -219,7 +219,7 @@ int msgpack_vrefbuffer_migrate(msgpack_vrefbuffer* vbuf, msgpack_vrefbuffer* to)
             to->tail  = nvec + tosize;
         }
 
-        memcpy(to->tail, vbuf->array, sizeof(struct iovec)*nused);
+        memcpy(to->tail, vbuf->array, sizeof(msgpack_iovec)*nused);
 
         to->tail += nused;
         vbuf->tail = vbuf->array;
diff --git a/test/buffer_c.cpp b/test/buffer_c.cpp
index 01e8d24c..e0c09acc 100644
--- a/test/buffer_c.cpp
+++ b/test/buffer_c.cpp
@@ -102,7 +102,7 @@ TEST(buffer, vrefbuffer_c)
                     MSGPACK_VREFBUFFER_REF_SIZE + 1,
                     ref_size, chunk_size + 1};
     size_t iovcnt;
-    const iovec *iov;
+    const msgpack_iovec *iov;
     size_t len = 0, i;
     char *buf;
 
diff --git a/test/msgpack_c.cpp b/test/msgpack_c.cpp
index a5ca4f7a..452f0407 100644
--- a/test/msgpack_c.cpp
+++ b/test/msgpack_c.cpp
@@ -1616,7 +1616,7 @@ TEST(MSGPACKC, object_bin_print_buffer_overflow) {
 #define GEN_TEST_VREFBUFFER_PREPARE(...)                       \
     msgpack_vrefbuffer vbuf;                                   \
     msgpack_packer pk;                                         \
-    const iovec *iov;                                          \
+    const msgpack_iovec *iov;                                  \
     size_t iovcnt, len = 0, i;                                 \
     char buf[1024];                                            \
     msgpack_vrefbuffer_init(&vbuf, 0, 0);                      \