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-rw-r--r--include/openssl/async.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/openssl/async.h b/include/openssl/async.h
index 160766af36..ca51bb3412 100644
--- a/include/openssl/async.h
+++ b/include/openssl/async.h
@@ -13,9 +13,11 @@
# define HEADER_ASYNC_H
#if defined(_WIN32)
-#include <windows.h>
+# if defined(BASETYPES) || defined(_WINDEF_H)
+/* application has to include <windows.h> to use this */
#define OSSL_ASYNC_FD HANDLE
#define OSSL_BAD_ASYNC_FD INVALID_HANDLE_VALUE
+# endif
#else
#define OSSL_ASYNC_FD int
#define OSSL_BAD_ASYNC_FD -1
@@ -37,6 +39,7 @@ typedef struct async_wait_ctx_st ASYNC_WAIT_CTX;
int ASYNC_init_thread(size_t max_size, size_t init_size);
void ASYNC_cleanup_thread(void);
+#ifdef OSSL_ASYNC_FD
ASYNC_WAIT_CTX *ASYNC_WAIT_CTX_new(void);
void ASYNC_WAIT_CTX_free(ASYNC_WAIT_CTX *ctx);
int ASYNC_WAIT_CTX_set_wait_fd(ASYNC_WAIT_CTX *ctx, const void *key,
@@ -52,6 +55,7 @@ int ASYNC_WAIT_CTX_get_changed_fds(ASYNC_WAIT_CTX *ctx, OSSL_ASYNC_FD *addfd,
size_t *numaddfds, OSSL_ASYNC_FD *delfd,
size_t *numdelfds);
int ASYNC_WAIT_CTX_clear_fd(ASYNC_WAIT_CTX *ctx, const void *key);
+#endif
int ASYNC_is_capable(void);