minor changes

Author: vedhavyas

examples/caller/main.go

@@ -2,7 +2,6 @@ package main
 
 import (
 	"context"
-	"fmt"
 	"log"
 
 	"github.com/vedhavyas/go-wasm"
@@ -59,7 +58,7 @@ func main() {
 	if err != nil {
 		panic(err)
 	}
-	fmt.Println(bytes)
+	log.Println(bytes)
 
 	res, err = b.CallFunc("getError", nil)
 	if err != nil {
@@ -71,5 +70,5 @@ func main() {
 		panic(err)
 	}
 
-	fmt.Println(verr)
+	log.Println(verr)
 }

imports.go

@@ -72,8 +72,8 @@ func nanotime(ctx unsafe.Pointer, sp int32) {
 func walltime(ctx unsafe.Pointer, sp int32) {
 	b := getBridge(ctx)
 	t := time.Now().UnixNano()
-	nanos := t % 1000000000
-	b.setInt64(sp+8, t/1000000000)
+	nanos := t % int64(time.Second)
+	b.setInt64(sp+8, t/int64(time.Second))
 	b.setInt32(sp+16, int32(nanos))
 
 }