gnutls.h: giovec_t is a typedef to iovec where that is available

2 files changed, 17 insertions, 4 deletions

diff --git a/configure.ac b/configure.ac
index c31b102b18..8175759d6d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -160,6 +160,22 @@ esac
 
 fi
 
+dnl Check for iovec type
+AC_CHECK_MEMBERS([struct iovec.iov_basea],
+      [
+        AC_SUBST([DEFINE_IOVEC_T], ["#include <sys/uio.h>
+typedef struct iovec giovec_t;"])
+      ],
+      [
+        AC_SUBST([DEFINE_IOVEC_T], ["typedef struct {
+    void *iov_base;
+    size_t iov_len;
+} giovec_t;"])
+      ],
+      [#include <sys/uio.h>
+      ])
+AM_SUBST_NOTMAKE([DEFINE_IOVEC_T])
+
 dnl Need netinet/tcp.h for TCP_FASTOPEN
 AC_CHECK_HEADERS([netinet/tcp.h])
 
diff --git a/lib/includes/gnutls/gnutls.h.in b/lib/includes/gnutls/gnutls.h.in
index 5778d4a2ec..cfe28aac78 100644
--- a/lib/includes/gnutls/gnutls.h.in
+++ b/lib/includes/gnutls/gnutls.h.in
@@ -1861,10 +1861,7 @@ int gnutls_dh_params_cpy(gnutls_dh_params_t dst, gnutls_dh_params_t src);
 
 /* Session stuff
  */
-typedef struct {
-	void *iov_base;		/* Starting address */
-	size_t iov_len;		/* Number of bytes to transfer */
-} giovec_t;
+@DEFINE_IOVEC_T@
 
 typedef ssize_t(*gnutls_pull_func) (gnutls_transport_ptr_t, void *,
 				    size_t);