763     png_const_textp text_ptr, int num_text)  in png_set_text()  argument
766    ret = png_set_text_2(png_ptr, info_ptr, text_ptr, num_text);  in png_set_text()
774     png_const_textp text_ptr, int num_text)  in png_set_text_2()  argument
781    if (png_ptr == NULL || info_ptr == NULL || num_text <= 0 || text_ptr == NULL)  in png_set_text_2()
789    if (num_text > info_ptr->max_text - info_ptr->num_text)  in png_set_text_2()
791       int old_num_text = info_ptr->num_text;  in png_set_text_2()
797       if (num_text <= INT_MAX - max_text)  in png_set_text_2()
799          max_text += num_text;  in png_set_text_2()
834    for (i = 0; i < num_text; i++)  in png_set_text_2()
838       png_textp textp = &(info_ptr->text[info_ptr->num_text]);  in png_set_text_2()
958       info_ptr->num_text++;  in png_set_text_2()
959       png_debug1(3, "transferred text chunk %d", info_ptr->num_text);  in png_set_text_2()