1 files changed, 3 insertions, 0 deletions

diff --git a/internal.h b/internal.h
index 1e42982d3..6804e2da8 100644
--- a/internal.h
+++ b/internal.h
@@ -169,6 +169,9 @@ extern int check_wildcard_match(const char* text, const char* pattern);
 extern long getNum (const char *cp);
 extern pid_t findInitPid();
 
+#if (__GLIBC__ < 2) && defined BB_SYSLOGD
+extern int vdprintf(int d, const char *format, va_list ap);
+#endif
 
 #if defined BB_MTAB
 #define whine_if_fstab_is_missing() {}