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#include <stddef.h> #include <com32.h> #include <stdio.h> #include <string.h> void myputchar(int c) { static com32sys_t ireg; if (c == '\n') myputchar('\r'); ireg.eax.b[1] = 0x02; ireg.edx.b[0] = c; __intcall(0x21, &ireg, NULL); } void myputs(const char *str) { while (*str) myputchar(*str++); }