Eroare de compilare: user.c: In function 'aloca': user.c:24: error: 'punct' undeclared (first use in this function) user.c:24: error: (Each undeclared identifier is reported only once user.c:24: error: for each function it appears in.) user.c: In function 'main': user.c:55: error: expected ')' before ';' token user.c:114: error: expected ';' before '}' token user.c:53: warning: unused variable 'p2' user.c:53: warning: unused variable 'point' user.c:51: warning: unused variable 'tail' user.c:51: warning: unused variable 'head' user.c:51: warning: unused variable 'x3' user.c:51: warning: unused variable 'x2' user.c:51: warning: unused variable 'x1' user.c:50: warning: unused variable 'viz' user.c:50: warning: unused variable 'mat' user.c:49: warning: unused variable 'k' user.c:49: warning: unused variable 'j' user.c:49: warning: unused variable 'i' user.c:49: warning: unused variable 'm' user.c:49: warning: unused variable 'n' user.c:131:2: warning: no newline at end of file