Function Graph 0Basic Block 0Opcode: 53sub_8049c40:Opcode: 53push    ebxOpcode: 56push    esiOpcode: 83 ec 14sub     esp, 0x14 {var_1c}Opcode: 8b 44 24 20mov     eax, dword [esp+0x20 {arg_4}]Opcode: 8b 58 04mov     ebx, dword [eax+0x4]Opcode: f6 c3 01test    bl, 0x1Opcode: 75 26jne     0x8049c77Basic Block 1Opcode: 89 44 24 04mov     dword [esp+0x4 {var_18}], eaxOpcode: c7 04 24 1d 34 05 08mov     dword [esp {var_1c}], data_805341d  {"BAD SMALL UNLINK: block is alrea…"}Opcode: e8 09 ff ff ffcall    sub_8049b90Opcode: e8 09 ff ff ff{ Does not return }Basic Block 2Opcode: 83 cb 01or      ebx, 0x1Opcode: 89 58 04mov     dword [eax+0x4], ebxOpcode: c7 40 08 00 00 00 00mov     dword [eax+0x8], 0x0Opcode: 8b 34 91mov     esi, dword [ecx+edx*4]Opcode: 89 70 0cmov     dword [eax+0xc], esiOpcode: 89 04 91mov     dword [ecx+edx*4], eaxOpcode: 8b 48 0cmov     ecx, dword [eax+0xc]Opcode: 85 c9test    ecx, ecxOpcode: 74 03je      0x8049c71Basic Block 3Opcode: 83 c4 14add     esp, 0x14 {var_8}Opcode: 5epop     esiOpcode: 5bpop     ebxOpcode: c3retn    Basic Block 4Opcode: 89 41 08mov     dword [ecx+0x8], eax