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#include <errno.h>
#include <malloc.h>
#include <stdlib.h>
int posix_memalign(void** memptr, size_t alignment, size_t size) {
if ((alignment & (alignment - 1)) != 0 || alignment == 0) {
return EINVAL;
}
if (alignment % sizeof(void*) != 0) {
return EINVAL;
}
*memptr = memalign(alignment, size);
if (*memptr == NULL) {
return errno;
}
return 0;
}
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