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-rw-r--r--util-src/crand.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/util-src/crand.c b/util-src/crand.c
index 28b94b3b..762f7454 100644
--- a/util-src/crand.c
+++ b/util-src/crand.c
@@ -31,10 +31,12 @@
#if defined(WITH_GETRANDOM)
#ifndef __GLIBC_PREREQ
+/* Not compiled with glibc at all */
#define __GLIBC_PREREQ(a,b) 0
#endif
#if ! __GLIBC_PREREQ(2,25)
+/* Not compiled with a glibc that provides getrandom() */
#include <unistd.h>
#include <sys/syscall.h>