efi_loader: consistently use efi_uintn_t in boot services

Consistenly use efi_uintn_t wherever the UEFI spec uses
UINTN in boot services interfaces.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
diff --git a/lib/efi_selftest/efi_selftest_manageprotocols.c b/lib/efi_selftest/efi_selftest_manageprotocols.c
index e978dd7..f20f152 100644
--- a/lib/efi_selftest/efi_selftest_manageprotocols.c
+++ b/lib/efi_selftest/efi_selftest_manageprotocols.c
@@ -138,9 +138,9 @@
 	efi_status_t ret;
 	efi_handle_t *buffer;
 	size_t buffer_size;
-	unsigned long int count = 0;
+	efi_uintn_t count = 0;
 	efi_guid_t **prot_buffer;
-	unsigned long int prot_count;
+	efi_uintn_t prot_count;
 
 	/*
 	 * Test HandleProtocol