-WXDLLIMPEXP_BASE int wxGetOsVersion(int *majorVsn = (int *) NULL,
- int *minorVsn = (int *) NULL);
+WXDLLIMPEXP_BASE wxOperatingSystemId wxGetOsVersion(int *majorVsn = (int *) NULL,
+ int *minorVsn = (int *) NULL);
+
+// Get platform endianness
+WXDLLIMPEXP_BASE bool wxIsPlatformLittleEndian();
+
+// Get platform architecture
+WXDLLIMPEXP_BASE bool wxIsPlatform64Bit();