Kmod (SunOS): adds support

src/common/impl/kmod_sunos.c

@@ -0,0 +1,24 @@
+#include "common/kmod.h"
+#include "common/stringUtils.h"
+
+#include <sys/modctl.h>
+#include <errno.h>
+
+bool ffKmodLoaded(const char* modName)
+{
+    struct modinfo modinfo = {
+        .mi_id = -1,
+        .mi_nextid = -1,
+        .mi_info = MI_INFO_ALL,
+    };
+
+    for (int id = -1; modctl(MODINFO, id, &modinfo) == 0; id = modinfo.mi_id)
+    {
+        modinfo.mi_name[MODMAXNAMELEN - 1] = '\0';
+
+        if (ffStrEquals(modinfo.mi_name, modName))
+            return true;
+    }
+
+    return !(errno == EINVAL || errno == ENOENT);
+}