tdf#124176: Use pragma once instead of header guard

Change-Id: I55ca953de1d0c4eea1df802e66b0c8d9468d5126
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/87381
Reviewed-by: Muhammet Kara <muhammet.kara@collabora.com>
Tested-by: Muhammet Kara <muhammet.kara@collabora.com>
diff --git a/include/basegfx/numeric/ftools.hxx b/include/basegfx/numeric/ftools.hxx
index 91fc7bf..a272cb7 100644
--- a/include/basegfx/numeric/ftools.hxx
+++ b/include/basegfx/numeric/ftools.hxx
@@ -17,8 +17,7 @@
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#ifndef INCLUDED_BASEGFX_NUMERIC_FTOOLS_HXX
#define INCLUDED_BASEGFX_NUMERIC_FTOOLS_HXX
#pragma once

#include <rtl/math.hxx>
#include <basegfx/basegfxdllapi.h>
@@ -231,6 +230,4 @@
    };
} // end of namespace basegfx

#endif // INCLUDED_BASEGFX_NUMERIC_FTOOLS_HXX

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