1 files changed, 3 insertions, 0 deletions

diff --git a/include/libbb.h b/include/libbb.h
index 9d70e7099..c5b685985 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -67,6 +67,9 @@
 #include "shadow_.h"
 #endif
 
+/* Some libc's don't declare it, help them */
+extern char **environ;
+
 #if defined(__GLIBC__) && __GLIBC__ < 2
 int vdprintf(int d, const char *format, va_list ap);
 #endif