#include #include #include void main(void); void main() { int old_mode; int read_status, write_status; if (fg_testmode(19,1) == 0) { printf("This program requires a 320 "); printf("x 200 MCGA graphics mode.\n"); exit(1); } old_mode = fg_getmode(); fg_setmode(19); read_status = fg_showgif("CORAL.GIF",0); fg_waitkey(); if (read_status == 0) write_status = fg_makegif(0,319,80,99,"NEW.GIF"); else write_status = 1; fg_setmode(old_mode); fg_reset(); if (read_status == 1) printf("CORAL.GIF not found.\n"); else if (read_status == 2) printf("CORAL.GIF is not a GIF file.\n"); if (write_status == 1) printf("NEW.GIF not created.\n"); }