diff --git a/src/ccode.vala b/src/ccode.vala
index 9a8800b..878a183 100755
--- a/src/ccode.vala
+++ b/src/ccode.vala
@@ -210,4 +210,5 @@ private extern void exit(int status);
 private extern void save_env();
 private extern void clear_env();
 private extern void restore_env();
-
+private extern string getenv(string name);
+private extern int setenv(string name, string value, int override);
diff --git a/src/vapi/libc.vapi b/src/vapi/libc.vapi
deleted file mode 100755
index 30b2c2e..0000000
--- a/src/vapi/libc.vapi
+++ /dev/null
@@ -1,2 +0,0 @@
-private extern string getenv(string name);
-private extern void setenv(string name, string value, int override);