- snprintf(fn, sizeof(fn), "%s/%s.%s.%u%d", _config->Find("APT::ExtractTemplates::TempDir", TMPDIR).c_str(), package, prefix, getpid(), i++);
+ char *tempdir = NULL;
+
+ tempdir = getenv("TMPDIR");
+ if (tempdir == NULL)
+ tempdir = TMPDIR;
+
+ snprintf(fn, sizeof(fn), "%s/%s.%s.%u%d",
+ _config->Find("APT::ExtractTemplates::TempDir", tempdir).c_str(),
+ package, prefix, getpid(), i++);