diff --git a/libr/include/r_list.h b/libr/include/r_list.h
index 11ffec23d6..c5fc0f7db5 100644
--- a/libr/include/r_list.h
+++ b/libr/include/r_list.h
@@ -55,6 +55,7 @@ typedef struct r_oflist_t {
 #define r_list_iter_free(x) x
 #endif
 R_API RList *r_list_new();
+//R_API void r_list_iter_free (RListIter *x);
 R_API RListIter *r_list_iter_get_next(RListIter *list);
 R_API void *r_list_iter_get_data(RListIter *list);
 R_API RListIter *r_list_append(RList *list, void *data);
diff --git a/libr/util/list.c b/libr/util/list.c
index b313f5c6e5..adcdb8ba4b 100644
--- a/libr/util/list.c
+++ b/libr/util/list.c
@@ -10,6 +10,10 @@ inline RListIter *r_list_iter_new () {
 	return malloc (sizeof (RListIter));
 }
 
+void r_list_iter_free (RListIter *list) {
+	/* do nothing? */
+}
+
 RListIter *r_list_iter_get_next(RListIter *list) {
 	return list->n;
 }
diff --git a/r2-bindings/configure b/r2-bindings/configure
index aa94c58153..3742219673 100755
--- a/r2-bindings/configure
+++ b/r2-bindings/configure
@@ -141,7 +141,7 @@ System types:
 EOF2
 
 printf "\nOptional Features:
-  --disable-devel        Enable development mode (use valabind and swig) 
+  --disable-devel        development mode (use valabind and swig) 
   --with-cc              Define C compiler to use (gcc by default)  (USERCC=gcc)
   --with-cxx             Define C++ compiler to use (g++ by default)  (USERCXX=g++)
   --with-ostype          Choose OS type (gnulinux windows darwin)  (USEROSTYPE=auto)\n"
diff --git a/r2-bindings/configure.acr b/r2-bindings/configure.acr
index 72ca0a07dd..86db4cc9c6 100644
--- a/r2-bindings/configure.acr
+++ b/r2-bindings/configure.acr
@@ -8,7 +8,7 @@ CHKPRG VALABIND valabind
 CHKPRG SWIG swig
 CHKPRG GIRCOMPILER g-ir-compiler
 
-ARG_DISABLE DEVEL_MODE devel Enable development mode (use valabind and swig) ;
+ARG_DISABLE DEVEL_MODE devel development mode (use valabind and swig) ;
 ARG_WITH USERCC=gcc cc Define C compiler to use (gcc by default) ;
 ARG_WITH USERCXX=g++ cxx Define C++ compiler to use (g++ by default) ;
 ARG_WITH USEROSTYPE=auto ostype Choose OS type (gnulinux windows darwin) ;
diff --git a/r2-bindings/node-ffi/Makefile b/r2-bindings/node-ffi/Makefile
index d4978b731b..31cd6e3325 100644
--- a/r2-bindings/node-ffi/Makefile
+++ b/r2-bindings/node-ffi/Makefile
@@ -1,4 +1,5 @@
 LANG=node-ffi
+MODVER=$(shell node -e 'console.log(JSON.parse(require("fs").readFileSync("package.json"))["version"])')
 LANG_EXT=js
 LIBS_PFX=
 FORCE_SOEXT=1
@@ -12,6 +13,10 @@ include ../rules.mk
 node_modules:
 	npm install
 
-npm: clean
+npm publish: clean
 	${MAKE}
 	npm publish
+
+unpublish: clean
+	${MAKE}
+	npm unpublish @${MODVER}
diff --git a/r2-bindings/node-ffi/package.json b/r2-bindings/node-ffi/package.json
index 9ce3efc6bc..ab8c4222cf 100644
--- a/r2-bindings/node-ffi/package.json
+++ b/r2-bindings/node-ffi/package.json
@@ -1,5 +1,5 @@
 { "name": "radare2.js",
-  "version": "0.1.1",
+  "version": "0.1.2",
   "url": "http://www.radare.org",
   "description": "radare2 valabind-ffi bindings for nodejs",
   "dependencies": {
diff --git a/r2-bindings/vapi/r_anal.vapi b/r2-bindings/vapi/r_anal.vapi
index 6c691c21a8..dabe26ad09 100644
--- a/r2-bindings/vapi/r_anal.vapi
+++ b/r2-bindings/vapi/r_anal.vapi
@@ -65,6 +65,7 @@ namespace Radare {
 			LT
 		}
 
+/*
 		[CCode (cname="int", cprefix="R_ANAL_VAR_TYPE_")]
 		public enum VarClass {
 			NULL,
@@ -73,6 +74,7 @@ namespace Radare {
 			ARG,
 			ARGREG
 		}
+*/
 
 		[CCode (cname="int", cprefix="R_ANAL_FCN_TYPE_")]
 		public enum FunctionType {
diff --git a/r2-bindings/vapi/r_util.vapi b/r2-bindings/vapi/r_util.vapi
index 95236d217e..4065a4593c 100644
--- a/r2-bindings/vapi/r_util.vapi
+++ b/r2-bindings/vapi/r_util.vapi
@@ -33,7 +33,7 @@ namespace Radare {
 		public static int hash(string str);
 		public static int write(int fd, string str);
 		public static int rwx(string str);
-		public static void subchr(ref string str, int a, int b);
+		public static int replace_char (ref string str, int a, int b);
 		//public static string @bool(bool b);
 		public static int ansi_len(string str);
 		public static int ansi_filter(ref string str, int len);
@@ -50,7 +50,7 @@ namespace Radare {
 		public static int dump(string file, uint8 *buf, int len);
 		public static unowned string basename (string path);
 		public static string abspath(string path);
-		public static bool exist (string file);
+		public static bool exists (string file);
 		public static bool slurp_line (string file, int line, int ctx);
 
 	}