diff --git a/.github/workflows/pr-check.yml b/.github/workflows/pr-check.yml
index 9484b71c..abd6cf13 100644
--- a/.github/workflows/pr-check.yml
+++ b/.github/workflows/pr-check.yml
@@ -6,7 +6,7 @@ jobs:
   compatibility-test:
     strategy:
       matrix:
-        go: [ 1.15, 1.19 ]
+        go: [ 1.15, "1.20" ]
         os: [ X64, ARM64 ]
     runs-on: ${{ matrix.os }}
     steps:
@@ -25,6 +25,22 @@ jobs:
         run: go test -v -race -covermode=atomic -coverprofile=coverage.out ./...
       - name: Benchmark
         run: go test -bench=. -benchmem -run=none ./...
+  windows-test:
+    runs-on: windows-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Go
+        uses: actions/setup-go@v3
+        with:
+          go-version: "1.20"
+      - uses: actions/cache@v2
+        with:
+          path: ~/go/pkg/mod
+          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-go-
+      - name: Build Test
+        run: go vet -v ./...
   style-test:
     runs-on: ubuntu-latest
     steps:
diff --git a/net_io.go b/net_io.go
index c7322fd2..f8270b18 100644
--- a/net_io.go
+++ b/net_io.go
@@ -12,6 +12,9 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+//go:build darwin || netbsd || freebsd || openbsd || dragonfly || linux
+// +build darwin netbsd freebsd openbsd dragonfly linux
+
 package netpoll
 
 import "syscall"
diff --git a/poll_default.go b/poll_default.go
index e9aaa093..e926311b 100644
--- a/poll_default.go
+++ b/poll_default.go
@@ -12,6 +12,9 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+//go:build darwin || netbsd || freebsd || openbsd || dragonfly || linux
+// +build darwin netbsd freebsd openbsd dragonfly linux
+
 package netpoll
 
 func (p *defaultPoll) Alloc() (operator *FDOperator) {
diff --git a/sys_exec.go b/sys_exec.go
index cf3472e0..1c8e40e4 100644
--- a/sys_exec.go
+++ b/sys_exec.go
@@ -106,27 +106,18 @@ func iovecs(bs [][]byte, ivs []syscall.Iovec) (iovLen int) {
 			continue
 		}
 		ivs[iovLen].Base = &chunk[0]
-		ivs[iovLen].SetLen(l)
 		totalLen += l
-		iovLen++
-	}
-	// iovecs limit length to 2GB(2^31)
-	if totalLen <= math.MaxInt32 {
-		return iovLen
-	}
-	// reset here
-	totalLen = math.MaxInt32
-	for i := 0; i < iovLen; i++ {
-		l := int(ivs[i].Len)
-		if l < totalLen {
-			totalLen -= l
-			continue
+		if totalLen < math.MaxInt32 {
+			ivs[iovLen].SetLen(l)
+			iovLen++
+		} else {
+			newLen := math.MaxInt32 - totalLen + l
+			ivs[iovLen].SetLen(newLen)
+			iovLen++
+			return iovLen
 		}
-		ivs[i].SetLen(totalLen)
-		iovLen = i + 1
-		resetIovecs(nil, ivs[iovLen:])
-		return iovLen
 	}
+
 	return iovLen
 }