diff -ur charliecloud/bin/ch_misc.c charliecloud-patch/bin/ch_misc.c
--- charliecloud/bin/ch_misc.c 2022-01-24 13:12:23.980046774 -0500
+++ charliecloud-patch/bin/ch_misc.c 2022-01-24 13:25:34.854133321 -0500
@@ -252,7 +252,7 @@
if (path == NULL) {
T_ (where = strdup(line));
} else {
- T_ (1 <= asprintf(&where, "%s:%lu", path, lineno));
+ T_ (1 <= asprintf(&where, "%s:%zu", path, lineno));
}
// Split line into variable name and value.