properly build with new openssl cpm mechanism

.patch/ffmpeg/0001-sysctl-openorbis.patch

@@ -0,0 +1,15 @@
+diff --git a/libavutil/cpu.c b/libavutil/cpu.c
+index 03e2720..874258f 100644
+--- a/libavutil/cpu.c
++++ b/libavutil/cpu.c
+@@ -43,8 +43,10 @@
+ #include <sys/param.h>
+ #endif
+ #include <sys/types.h>
++#ifndef __OPENORBIS__
+ #include <sys/sysctl.h>
+ #endif
++#endif
+ #if HAVE_UNISTD_H
+ #include <unistd.h>
+ #endif

.patch/openssl/0002-fix-gnu-openorbis.patch

@@ -0,0 +1,13 @@
+diff --git a/crypto/o_str.c b/crypto/o_str.c
+index 8aadff5..ba427c9 100644
+--- a/crypto/o_str.c
++++ b/crypto/o_str.c
+@@ -385,7 +385,7 @@ int openssl_strerror_r(int errnum, char *buf, size_t buflen)
+      * It can return a pointer to some (immutable) static string in which case
+      * buf is left unused.
+      */
+-    err = strerror_r(errnum, buf, buflen);
++    err = (char *)strerror_r(errnum, buf, buflen);
+     if (err == NULL || buflen == 0)
+         return 0;
+     /*