d/rules: Start using c++17 since default for GCC-11

diff --git a/debian/rules b/debian/rules
index 8c005190bd8e73a6decacbb24cc1d528d42cb2d5..7f84f27349efa85c808d9ffb65efc7c7e88fef0f 100755 (executable)
--- a/debian/rules
+++ b/debian/rules
@@ -41,7 +41,7 @@ CMAKE_EXTRA_FLAGS += -DCMAKE_BUILD_TYPE:STRING=None \
  -DCMAKE_INSTALL_DATADIC:STRING=share/libdcmtk16 \
  -DCMAKE_SKIP_RPATH:BOOL=OFF \
  -DDCMTK_ENABLE_STL:BOOL=ON \
- -DCMAKE_CXX_STANDARD:STRING=14
+ -DCMAKE_CXX_STANDARD:STRING=17
 
 override_dh_auto_configure:
        dh_auto_configure -- $(CMAKE_EXTRA_FLAGS)