Linker errors: Undefined symbols for architecture x86_64

[syedkhalid]

I am unable to compile the v7 binary provided in the makefile and i am observing linker errors.

Undefined symbols for architecture x86_64: "_mg_mk_str", referenced from: _mg_next_comma_list_entry in v7-fb9d22.o _mg_next_comma_list_entry_n in v7-fb9d22.o "_mg_mk_str_n", referenced from: _mg_next_comma_list_entry_n in v7-fb9d22.o "_mg_strchr", referenced from: _mg_next_comma_list_entry_n in v7-fb9d22.o ld: symbol(s) not found for architecture x86_64 clang: error: linker command failed with exit code 1 (use -v to see invocation) make: *** [v7] Error 1