gcc arpspoofer.c -o arpspoofer
Before compiling the arp spoofer install npcap-sdk and copy it to the C:\Program Files
folder.
gcc arpspoofer.c -o arpspoofer -IC:\'Program Files'\npcap-sdk-1.13\Include -LC:\'Program Files'\npcap-sdk-1.13\Lib -lwpcap -lpacket -lws2_32 -liphlpapi -Wall -Wextra