trying to change the background colour of the label
not sure what is wrong here



lv_obj_t *headingLabel = lv_label_create(active_screen, NULL);

lv_label_set_text(headingLabel, "Heading"); /*Set the labels text*/

lv_obj_set_pos(headingLabel, lv_obj_get_width(list1), 0);
lv_obj_align ...

I recent found a snippet of code on the net and it refers to this function

spihost[host] = pvPortMallocCaps(sizeof(spi_host_t), MALLOC_CAP_DMA);

The code referenced the header file esp_heap_alloc_caps.h. I cannot find this file within the esp-idf folders. I even searched for the function ...