fix_thin_pack = 1;
} else if (!strcmp(arg, "--keep")) {
keep_msg = "";
- } else if (!strncmp(arg, "--keep=", 7)) {
+ } else if (!prefixcmp(arg, "--keep=")) {
keep_msg = arg + 7;
- } else if (!strncmp(arg, "--pack_header=", 14)) {
+ } else if (!prefixcmp(arg, "--pack_header=")) {
struct pack_header *hdr;
char *c;