posix.clock_gettime now returns a ts rather than takes a ptr to update one

Author: zigster64

Diff for: src/worker.zig

@@ -1675,12 +1675,11 @@ pub const HTTPConn = struct {
 };
 
 pub fn timestamp(clamp: u32) u32 {
-    if (comptime @hasDecl(posix, "CLOCK") == false or  posix.CLOCK == void) {
+    if (comptime @hasDecl(posix, "CLOCK") == false or posix.CLOCK == void) {
         const value: u32 = @intCast(std.time.timestamp());
         return if (value <= clamp) return clamp + 1 else value;
     }
-    var ts: posix.timespec = undefined;
-    posix.clock_gettime(posix.CLOCK.MONOTONIC, &ts) catch unreachable;
+    const ts = posix.clock_gettime(posix.CLOCK.MONOTONIC) catch unreachable;
     return @intCast(ts.sec);
 }