1 files changed, 2 insertions, 0 deletions
diff --git a/toys.h b/toys.h
index 2ce1d0ad..c810123a 100644
--- a/toys.h
+++ b/toys.h
@@ -117,6 +117,8 @@ extern struct toy_context {
 
 extern char toybuf[4096];
 
+extern char **environ;
+
 #define GLOBALS(...)
 
 #define ARRAY_LEN(array) (sizeof(array)/sizeof(*array))