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#include <dos.h> #include <stdio.h> int main() { union REGS in, out; in.x.ax = 0x0000; int86(0x33, &in, &out); if (out.x.ax == 0) { printf("Mouse driver is not installed.\n"); } else { printf("Mosue driver is installed.\n"); in.x.ax = 0x0024; int86(0x33, &in, &out); unsigned int majorVersion = out.h.bh; unsigned int minorVersion = out.h.bl; printf("Mouse driver version is: %u.%u\n", majorVersion, minorVersion); printf("Mouse type: "); switch (out.h.ch) { case 0: printf("No mouse found\n"); break; case 1: printf("Mouse with one button\n"); break; case 2: printf("Mouse with 2 buttons\n"); break; case 3: printf("Inport moyuse\n"); break; case 4: printf("Ps/2 mouse\n"); break; case 5: printf("HP mouse\n"); break; default: printf("Unknown type\n"); } } return 0; }
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