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-rw-r--r--sysdeps/generic/init-first.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sysdeps/generic/init-first.c b/sysdeps/generic/init-first.c
index 61e974fdf6..fa21274c73 100644
--- a/sysdeps/generic/init-first.c
+++ b/sysdeps/generic/init-first.c
@@ -20,6 +20,8 @@
 #include <unistd.h>
 #include <sys/types.h>
 
+/* Set nonzero if we have to be prepared for more then one libc being
+   used in the process.  Safe assumption if initializer never runs.  */
 int __libc_multiple_libcs attribute_hidden = 1;
 
 extern void __libc_init (int, char **, char **);