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-rw-r--r--src/settings.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/settings.h b/src/settings.h
index 53e8d8ef5..13c8e1e65 100644
--- a/src/settings.h
+++ b/src/settings.h
@@ -37,6 +37,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include <map>
#include <set>
#include "filesys.h"
+#include <cctype>
enum ValueType
{
@@ -575,7 +576,7 @@ public:
u32 getFlagStr(std::string name, FlagDesc *flagdesc, u32 *flagmask)
{
std::string val = get(name);
- return (isdigit(val[0])) ? stoi(val) :
+ return (std::isdigit(val[0])) ? stoi(val) :
readFlagString(val, flagdesc, flagmask);
}