Eroare de compilare: user.c:1:1: error: expected identifier or ‘(’ before numeric constant 1 ^ In file included from /usr/include/stdio.h:75:0, from user.c:40: /usr/include/libio.h:334:3: error: unknown type name ‘size_t’ size_t __pad5; ^ /usr/include/libio.h:338:67: error: ‘size_t’ undeclared here (not in a function) char _unused2[15 * sizeof (int) - 4 * sizeof (void *) - sizeof (size_t)]; ^ /usr/include/libio.h:366:62: error: expected declaration specifiers or ‘...’ before ‘size_t’ typedef __ssize_t __io_read_fn (void *__cookie, char *__buf, size_t __nbytes); ^ /usr/include/libio.h:375:6: error: expected declaration specifiers or ‘...’ before ‘size_t’ size_t __n); ^ /usr/include/libio.h:497:19: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘_IO_sgetn’ extern _IO_size_t _IO_sgetn (_IO_FILE *, void *, _IO_size_t); ^ In file included from user.c:40:0: /usr/include/stdio.h:338:20: error: expected declaration specifiers or ‘...’ before ‘size_t’ int __modes, size_t __n) __THROW; ^ /usr/include/stdio.h:387:44: error: expected declaration specifiers or ‘...’ before ‘size_t’ extern int snprintf (char *__restrict __s, size_t __maxlen, ^ /usr/include/stdio.h:391:45: error: expected declaration specifiers or ‘...’ before ‘size_t’ extern int vsnprintf (char *__restrict __s, size_t __maxlen, ^ /usr/include/stdio.h:706:15: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘fread’ extern size_t fread (void *__restrict __ptr, size_t __size, ^ /usr/include/stdio.h:712:15: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘fwrite’ extern size_t fwrite (__const void *__restrict __ptr, size_t __size, ^ In file included from /usr/include/stdio.h:934:0, from user.c:40: /usr/include/i386-linux-gnu/bits/stdio2.h:24:61: error: expected declaration specifiers or ‘...’ before ‘size_t’ extern int __sprintf_chk (char *__restrict __s, int __flag, size_t __slen, ^ /usr/include/i386-linux-gnu/bits/stdio2.h:26:62: error: expected declaration specifiers or ‘...’ before ‘size_t’ extern int __vsprintf_chk (char *__restrict __s, int __flag, size_t __slen, ^ /usr/include/i386-linux-gnu/bits/stdio2.h:53:50: error: expected declaration specifiers or ‘...’ before ‘size_t’ extern int __snprintf_chk (char *__restrict __s, size_t __n, int __flag, ^ /usr/include/i386-linux-gnu/bits/stdio2.h:54:7: error: expected declaration specifiers or ‘...’ before ‘size_t’ size_t __slen, __const char *__restrict __format, ^