Here is a list of all macros with links to the files they belong to:

CSTR_OF : libwapcaplet.c
lwc__assert_and_expr : libwapcaplet.h
LWC_ALLOC : libwapcaplet.c
LWC_FREE : libwapcaplet.c
lwc_string_data : libwapcaplet.h
lwc_string_hash_value : libwapcaplet.h
lwc_string_isequal : libwapcaplet.h
lwc_string_length : libwapcaplet.h
lwc_string_unref : libwapcaplet.h
NR_BUCKETS_DEFAULT : libwapcaplet.c
STR_OF : libwapcaplet.c
UNUSED : libwapcaplet.c, basictests.c, testmain.c