prog.c:26: warning: useless storage class specifier in empty declaration
prog.c: In function ‘main’:
prog.c:33: error: ‘_hoge2’ undeclared (first use in this function)
prog.c:33: error: (Each undeclared identifier is reported only once
prog.c:33: error: for each function it appears in.)
prog.c:33: error: expected ‘;’ before ‘hoge2’
prog.c:37: warning: format ‘%d’ expects type ‘int’, but argument 2 has type ‘struct _hoge’
prog.c:37: warning: format ‘%d’ expects type ‘int’, but argument 3 has type ‘struct _hoge’
prog.c:37: warning: too few arguments for format
prog.c:39: error: ‘hoge2’ undeclared (first use in this function)
prog.c:39: warning: too few arguments for format