File apr-use-getrandom.patch of Package apr.12637

--- apr-1.5.1.orig/misc/unix/rand.c
+++ apr-1.5.1/misc/unix/rand.c
@@ -43,6 +43,9 @@
 #include <sys/uuid.h>
 #endif
 
+#include <sys/syscall.h>
+#include <linux/random.h>
+
 #ifndef SHUT_RDWR
 #define SHUT_RDWR 2
 #endif
@@ -89,6 +92,12 @@ APR_DECLARE(apr_status_t) apr_generate_r
 {
 #ifdef DEV_RANDOM
 
+#ifdef SYS_getrandom
+    int r = TEMP_FAILURE_RETRY(syscall(SYS_getrandom, buf, length, GRND_NONBLOCK));
+    if(r != -1 && r == length)
+        return APR_SUCCESS;
+    /* If this fails for whatever reason..fallback to the old ways.. */
+#endif
     int fd = -1;
 
     /* On BSD/OS 4.1, /dev/random gives out 8 bytes at a time, then