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-rw-r--r--libqpdf/QUtil.cc10
1 files changed, 5 insertions, 5 deletions
diff --git a/libqpdf/QUtil.cc b/libqpdf/QUtil.cc
index 72b2a55f..4f9c1021 100644
--- a/libqpdf/QUtil.cc
+++ b/libqpdf/QUtil.cc
@@ -9,8 +9,8 @@
#include <qpdf/QPDFSystemError.hh>
#include <qpdf/QTC.hh>
-#include <ctype.h>
-#include <errno.h>
+#include <cctype>
+#include <cerrno>
#include <fcntl.h>
#include <fstream>
#include <iomanip>
@@ -21,9 +21,9 @@
#include <set>
#include <sstream>
#include <stdexcept>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
+#include <cstdio>
+#include <cstdlib>
+#include <cstring>
#ifndef QPDF_NO_WCHAR_T
# include <cwchar>
#endif