Index: jam.c
===================================================================
--- jam.c	(revision 64206)
+++ jam.c	(working copy)
@@ -615,8 +615,8 @@
 #else
 char *executable_path(char *arvg0) {
     /* If argv0 is absolute path, assume it's the right absolute path. */
-    if (argv0[0] == "/")
-        return strdup(argv0);
+    if (arvg0[0] == "/")
+        return strdup(arvg0);
     return NULL;
 }
 #endif