/in/foo.c: In function 'cmp':
/in/foo.c:67:10: warning: unused variable 't2' [-Wunused-variable]
  long t1,t2,t,i;
          ^~
/in/foo.c: In function 'ini':
/in/foo.c:82:25: warning: unused variable 't' [-Wunused-variable]
  long i,j,k,a,b,c,t1,t2,t,l;
                         ^
/in/foo.c:82:17: warning: unused variable 'c' [-Wunused-variable]
  long i,j,k,a,b,c,t1,t2,t,l;
                 ^
/in/foo.c: In function 'main':
/in/foo.c:188:42: warning: unused variable 'c' [-Wunused-variable]
  long i,j,k,n,m,*f1,*f2,*f3,t1,t2,t3,a,b,c,p1,q1,p2,q2,p3,q3,l,t;
                                          ^
/in/foo.c:188:35: warning: unused variable 't3' [-Wunused-variable]
  long i,j,k,n,m,*f1,*f2,*f3,t1,t2,t3,a,b,c,p1,q1,p2,q2,p3,q3,l,t;
                                   ^~
/in/foo.c:188:15: warning: unused variable 'm' [-Wunused-variable]
  long i,j,k,n,m,*f1,*f2,*f3,t1,t2,t3,a,b,c,p1,q1,p2,q2,p3,q3,l,t;
               ^