#undef __HAVE_ARCH_STRCHR
extern char * strchr(const char * s, int c);
-#ifdef CONFIG_USE_ARCH_MEMCPY
+#if CONFIG_IS_ENABLED(USE_ARCH_MEMCPY)
#define __HAVE_ARCH_MEMCPY
#endif
extern void * memcpy(void *, const void *, __kernel_size_t);
extern void * memchr(const void *, int, __kernel_size_t);
#undef __HAVE_ARCH_MEMZERO
-#ifdef CONFIG_USE_ARCH_MEMSET
+#if CONFIG_IS_ENABLED(USE_ARCH_MEMSET)
#define __HAVE_ARCH_MEMSET
#endif
extern void * memset(void *, int, __kernel_size_t);