1 files changed, 1 insertions, 0 deletions
diff --git a/lib/lib.h b/lib/lib.h
index 82c4c16e..7572a8a3 100644
--- a/lib/lib.h
+++ b/lib/lib.h
@@ -275,6 +275,7 @@ int human_readable(char *buf, unsigned long long num, int style);
 
 long environ_bytes();
 void xsetenv(char *name, char *val);
+void xunsetenv(char *name);
 void xclearenv(void);
 
 // linestack.c