Initial QSfera import

Server/vendor/github.com/gookit/goutil/sysutil/sysutil_nonwin.go

@@ -0,0 +1,17 @@
+//go:build !windows
+
+package sysutil
+
+import (
+	"syscall"
+)
+
+// Kill a process by pid
+func Kill(pid int, signal syscall.Signal) error {
+	return syscall.Kill(pid, signal)
+}
+
+// ProcessExists check process exists by pid
+func ProcessExists(pid int) bool {
+	return nil == syscall.Kill(pid, 0)
+}