Don't run android tasks on mac/windows

buildSrc/src/main/kotlin/Utils.kt

@@ -37,6 +37,12 @@ fun getHostArchitecture(): String {
     return resolvedArch
 }
 
+fun rootRunningOnLinuxx86_64(block: () -> Unit) {
+    if (getHostOsName() == "linux" && getHostArchitecture() == "x86-64") {
+        block()
+    }
+}
+
 fun KotlinMultiplatformExtension.isRunningInIdea(block: KotlinMultiplatformExtension.() -> Unit) {
     if (isInIdea()) {
         block(this)

multiplatform-crypto-libsodium-bindings/build.gradle.kts

@@ -57,8 +57,8 @@ version = ReleaseInfo.version
 
 val ideaActive = isInIdea()
 println("Idea active: $ideaActive")
-
-android {
+rootRunningOnLinuxx86_64 {
+    android {
         compileSdkVersion(29)
         defaultConfig {
             minSdkVersion(24)
@@ -72,6 +72,7 @@ android {
                 isMinifyEnabled = false
             }
         }
+    }
 }