diff --git a/cmd/gomobile/build.go b/cmd/gomobile/build.go
index 3b36502..c1e9957 100644
--- a/cmd/gomobile/build.go
+++ b/cmd/gomobile/build.go
@@ -14,7 +14,6 @@ import (
 	"os"
 	"os/exec"
 	"regexp"
-	"runtime"
 	"strings"
 )
 
@@ -110,8 +109,8 @@ func runBuild(cmd *command) (err error) {
 		}
 	case "darwin":
 		// TODO: use targetArchs?
-		if runtime.GOOS != "darwin" {
-			return fmt.Errorf("-target=ios requires darwin host")
+		if !xcodeAvailable() {
+			return fmt.Errorf("-target=ios requires XCode")
 		}
 		if pkg.Name != "main" {
 			if err := goBuild(pkg.ImportPath, darwinArmEnv); err != nil {
diff --git a/cmd/gomobile/env.go b/cmd/gomobile/env.go
index fbddaba..e96848b 100644
--- a/cmd/gomobile/env.go
+++ b/cmd/gomobile/env.go
@@ -149,7 +149,7 @@ func envInit() (err error) {
 		}
 	}
 
-	if runtime.GOOS != "darwin" {
+	if !xcodeAvailable() {
 		return nil
 	}
 
@@ -378,3 +378,8 @@ var ndk = ndkConfig{
 		minGoVer:   go1_6,
 	},
 }
+
+func xcodeAvailable() bool {
+	_, err := exec.LookPath("xcrun")
+	return err == nil
+}
diff --git a/cmd/gomobile/init.go b/cmd/gomobile/init.go
index 5b8a5e0..120a9bb 100644
--- a/cmd/gomobile/init.go
+++ b/cmd/gomobile/init.go
@@ -315,8 +315,8 @@ var commonPkgs = []string{
 }
 
 func installDarwin() error {
-	if goos != "darwin" {
-		return nil // Only build iOS compilers on OS X.
+	if !xcodeAvailable() {
+		return nil
 	}
 	if err := installStd(darwinArmEnv); err != nil {
 		return err
diff --git a/cmd/gomobile/version.go b/cmd/gomobile/version.go
index 5ce4551..08bd317 100644
--- a/cmd/gomobile/version.go
+++ b/cmd/gomobile/version.go
@@ -51,7 +51,7 @@ func runVersion(cmd *command) (err error) {
 
 	// Supported platforms
 	platforms := "android"
-	if goos == "darwin" {
+	if xcodeAvailable() {
 		platforms = "android,ios"
 	}