struct foo { int a, b, c, d; double doubl; } s1, s2; struct foo structret (s1, i1, i2, s2) struct foo s1, s2; int i1, i2; { if (i1 != i2) { if (i1 < i2) return s1; else return s2; } s2.a = 11; s2.b = 22; s2.c = s1.c; s2.d = s1.d; return s2; }