HelenOS sources

strtol            269 common/strtol.c long strtol(const char *nptr, char **endptr, int base)
strtol            269 kernel/generic/common/strtol.c long strtol(const char *nptr, char **endptr, int base)
strtol            269 uspace/lib/c/common/strtol.c long strtol(const char *nptr, char **endptr, int base)