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View Compilation Error

In file included from 0_0_3935290_3585.cpp:6:
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/unistd.h:10:16: io.h: No such file or directory
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/unistd.h:11:21: process.h: No such file or directory
In file included from 0_0_3935290_3585.cpp:6:
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/unistd.h: In function `int ftruncate(int, off_t)':
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/unistd.h:40: error: `_chsize' undeclared (first use this function)
GCC/bin/../lib/gcc/mingw32/3.4.2/../../../../include/unistd.h:40: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_3935290_3585.cpp:8:22: sys/wait.h: No such file or directory
0_0_3935290_3585.cpp: In function `int main()':
0_0_3935290_3585.cpp:20: error: `fork' undeclared (first use this function)
0_0_3935290_3585.cpp:30: error: `sleep' undeclared (first use this function)
0_0_3935290_3585.cpp:32: error: `execlp' undeclared (first use this function)
0_0_3935290_3585.cpp:56: error: `waitpid' undeclared (first use this function)
0_0_3935290_3585.cpp:67: error: expected `;' before "do"
0_0_3935290_3585.cpp:69: error: `WNOHANG' undeclared (first use this function)


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