Replace al::optional with std::optional

1 files changed, 4 insertions, 4 deletions

diff --git a/common/strutils.cpp b/common/strutils.cpp
index d0418eff..b221b6ec 100644
--- a/common/strutils.cpp
+++ b/common/strutils.cpp
@@ -43,21 +43,21 @@ std::wstring utf8_to_wstr(const char *str)
 
 namespace al {
 
-al::optional<std::string> getenv(const char *envname)
+std::optional<std::string> getenv(const char *envname)
 {
     const char *str{std::getenv(envname)};
     if(str && str[0] != '\0')
         return str;
-    return al::nullopt;
+    return std::nullopt;
 }
 
 #ifdef _WIN32
-al::optional<std::wstring> getenv(const WCHAR *envname)
+std::optional<std::wstring> getenv(const WCHAR *envname)
 {
     const WCHAR *str{_wgetenv(envname)};
     if(str && str[0] != L'\0')
         return str;
-    return al::nullopt;
+    return std::nullopt;
 }
 #endif