-Index: busybox-1.4.2/shell/ash.c
+Index: busybox-1.7.2/shell/ash.c
===================================================================
---- busybox-1.4.2.orig/shell/ash.c 2007-06-04 13:21:32.248074216 +0200
-+++ busybox-1.4.2/shell/ash.c 2007-06-04 13:21:34.000807760 +0200
-@@ -12237,9 +12237,18 @@
+--- busybox-1.7.2.orig/shell/ash.c 2007-10-30 15:34:59.000000000 -0500
++++ busybox-1.7.2/shell/ash.c 2007-10-30 15:35:02.000000000 -0500
+@@ -11310,8 +11310,18 @@
const char *p;
char **aptr;
int flag = argv[0][0] == 'r'? VREADONLY : VEXPORT;
+ int mask = ~0;
- int notp;
++ int nopt;
-- notp = nextopt("p") - 'p';
-+ while ((notp = nextopt("np"))) {
-+ if (notp == 'n') {
+- if (nextopt("p") != 'p') {
++ while ((nopt = nextopt("np"))) {
++ if (nopt == 'n') {
+ mask = ~flag;
+ } else { /* p */
+ break;
+ }
+ }
+
-+ notp -= 'p';
- if (notp && ((name = *(aptr = argptr)))) {
- do {
- if ((p = strchr(name, '=')) != NULL) {
-@@ -12247,10 +12256,11 @@
- } else {
- if ((vp = *findvar(hashvar(name), name))) {
- vp->flags |= flag;
-+ vp->flags &= mask;
- continue;
++ if (nopt != 'p') {
+ aptr = argptr;
+ name = *aptr;
+ if (name) {
+@@ -11323,10 +11333,11 @@
+ vp = *findvar(hashvar(name), name);
+ if (vp) {
+ vp->flags |= flag;
++ vp->flags &= mask;
+ continue;
+ }
}
- }
-- setvar(name, p, flag);
-+ setvar(name, p, flag & mask);
- } while ((name = *++aptr) != NULL);
- } else {
- showvars(argv[0], flag, 0);
+- setvar(name, p, flag);
++ setvar(name, p, flag & mask);
+ } while ((name = *++aptr) != NULL);
+ return 0;
+ }