Check Supported Capability

cap.c

#include <stdio.h>
#include <sys/capability.h>
#include <sys/types.h>

int main() {
  printf("Supported: \"%s\"\n", cap_to_name(CAP_CHOWN));
  printf("Not Supported: \"%s\"\n", cap_to_name(34 /* CAP_SYSLOG */));
  // NOTE: These strings should be free'd.
  return 0;
}