drivers: sdhc: Fix C++ compilation
Fix invalid references to the nonexistent `_cplusplus` definition.
Signed-off-by: Stephanos Ioannidis <stephanos.ioannidis@nordicsemi.no>
diff --git a/include/zephyr/drivers/sdhc.h b/include/zephyr/drivers/sdhc.h
index f0368f3..8fb0861 100644
--- a/include/zephyr/drivers/sdhc.h
+++ b/include/zephyr/drivers/sdhc.h
@@ -21,7 +21,7 @@
* @{
*/
-#ifdef _cplusplus
+#ifdef __cplusplus
extern "C" {
#endif
@@ -429,7 +429,7 @@
* @}
*/
-#ifdef _cplusplus
+#ifdef __cplusplus
}
#endif