[FFmpeg-cvslog] build: CryptGenRandom --> wincrypt, it is a better name

[Diego Biurrun]

ffmpeg | branch: master | Diego Biurrun <diego at biurrun.de> | Tue Sep 26 18:24:24 2017 +0200| [7ac092d05de487d088bc96ab4a7bd6207fbfa98c] | committer: Diego Biurrun

build: CryptGenRandom --> wincrypt, it is a better name

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7ac092d05de487d088bc96ab4a7bd6207fbfa98c
---

 configure               | 2 +-
 libavutil/random_seed.c | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/configure b/configure
index 51b52744c0..75f9fa91eb 100755
--- a/configure
+++ b/configure
@@ -1611,7 +1611,6 @@ SYSTEM_FUNCS="
     clock_gettime
     closesocket
     CommandLineToArgvW
-    CryptGenRandom
     fcntl
     getaddrinfo
     gethrtime
@@ -1706,6 +1705,7 @@ HAVE_LIST="
     vaapi_drm
     vaapi_x11
     vdpau_x11
+    wincrypt
 "
 
 # options emitted with CONFIG_ prefix but not available on the command line
diff --git a/libavutil/random_seed.c b/libavutil/random_seed.c
index 5bbdf38ec2..089d883916 100644
--- a/libavutil/random_seed.c
+++ b/libavutil/random_seed.c
@@ -23,7 +23,7 @@
 #if HAVE_UNISTD_H
 #include <unistd.h>
 #endif
-#if HAVE_CRYPTGENRANDOM
+#if HAVE_WINCRYPT
 #include <windows.h>
 #include <wincrypt.h>
 #endif
@@ -96,7 +96,7 @@ uint32_t av_get_random_seed(void)
 {
     uint32_t seed;
 
-#if HAVE_CRYPTGENRANDOM
+#if HAVE_WINCRYPT
     HCRYPTPROV provider;
     if (CryptAcquireContext(&provider, NULL, NULL, PROV_RSA_FULL,
                             CRYPT_VERIFYCONTEXT | CRYPT_SILENT)) {