pk: move mbedtls_pk_load_file to pk_internal
Signed-off-by: Valerio Setti <valerio.setti@nordicsemi.no>
diff --git a/library/pk_internal.h b/library/pk_internal.h
index 025ee8b..9cab6a5 100644
--- a/library/pk_internal.h
+++ b/library/pk_internal.h
@@ -144,4 +144,8 @@
int (*f_rng)(void *, unsigned char *, size_t), void *p_rng);
#endif
+#if defined(MBEDTLS_FS_IO)
+int mbedtls_pk_load_file(const char *path, unsigned char **buf, size_t *n);
+#endif
+
#endif /* MBEDTLS_PK_INTERNAL_H */
diff --git a/library/x509_internal.h b/library/x509_internal.h
index e1be393..15e097a 100644
--- a/library/x509_internal.h
+++ b/library/x509_internal.h
@@ -15,7 +15,7 @@
#include "mbedtls/x509.h"
#include "mbedtls/asn1.h"
-#include "mbedtls/pk.h"
+#include "pk_internal.h"
#if defined(MBEDTLS_RSA_C)
#include "mbedtls/rsa.h"