From 87265490a6e5a23736bbb2e1c9e40820abdf9ea4 Mon Sep 17 00:00:00 2001
From: Thiago Ruiz <thgruiz@gmail.com>
Date: Thu, 3 Nov 2022 18:43:31 -0300
Subject: [PATCH] Adds possibility to set XK6_BUILD_FLAGS as an empty string to
 remove any build flags

Co-authored-by: Mihail Stoykov <312246+mstoykov@users.noreply.github.com>
---
 builder.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/builder.go b/builder.go
index 989c090..aa95394 100644
--- a/builder.go
+++ b/builder.go
@@ -266,8 +266,8 @@ const (
 )
 
 func (b Builder) osEnvOrDefaultValue(name, defaultValue string) string {
-	s := os.Getenv(name)
-	if s == "" {
+	s, ok := os.LookupEnv(name)
+	if !ok {
 		return defaultValue
 	}
 	return s