Processes (NetBSD): add support

src/detection/processes/processes_nbsd.c

@@ -0,0 +1,15 @@
+#include "processes.h"
+
+#include <sys/sysctl.h>
+
+const char* ffDetectProcesses(uint32_t* result)
+{
+    int request[] = {CTL_KERN, KERN_PROC2, KERN_PROC_ALL, -1, sizeof(struct kinfo_proc2), 0};
+    size_t length = 0;
+
+    if(sysctl(request, ARRAY_SIZE(request), NULL, &length, NULL, 0) != 0)
+        return "sysctl({CTL_KERN, KERN_PROC2, KERN_PROC_ALL}) failed";
+
+    *result = (uint32_t)(length / sizeof(struct kinfo_proc2));
+    return NULL;
+}