Allegro 5 api
#include <allegro5/allegro.h> bool al_ustr_append(ALLEGRO_USTR *us1, const ALLEGRO_USTR *us2)
Append us2 to the end of us1.
Returns true on success, false on error.
This function can be used to append an arbitrary buffer:
ALLEGRO_USTR_INFO info; al_ustr_append(us, al_ref_buffer(&info, buf, size));
al_ustr_append_cstr(3alleg5), al_ustr_append_chr(3alleg5), al_ustr_appendf(3alleg5), al_ustr_vappendf(3alleg5)