system/FmtError: move to lib/fmt/

src/io/FileOutputStream.cxx

@@ -29,7 +29,7 @@
 
 #include "FileOutputStream.hxx"
 #include "lib/fmt/PathFormatter.hxx"
-#include "system/FmtError.hxx"
+#include "lib/fmt/SystemError.hxx"
 #include "util/StringFormat.hxx"
 
 #ifdef _WIN32

src/io/FileReader.cxx

@@ -30,7 +30,7 @@
 #include "FileReader.hxx"
 #include "lib/fmt/PathFormatter.hxx"
 #include "fs/FileInfo.hxx"
-#include "system/FmtError.hxx"
+#include "lib/fmt/SystemError.hxx"
 #include "io/Open.hxx"
 
 #include <cassert>

src/io/Open.cxx

@@ -29,7 +29,7 @@
 
 #include "Open.hxx"
 #include "UniqueFileDescriptor.hxx"
-#include "system/FmtError.hxx"
+#include "lib/fmt/SystemError.hxx"
 
 #include <fcntl.h>