additionalNanosecondsSinceUnixEpoch

(iosArm64, iosX64, jvm, macosX64, tvosArm64, tvosX64, watchosArm64, watchosX86) abstract val additionalNanosecondsSinceUnixEpoch: IntNanoseconds

The number of additional nanoseconds on top of secondsSinceUnixEpoch.