Fix build on macos

Author: LinusDierheimer

src/detection/memory/memory_apple.c

@@ -6,7 +6,7 @@
 
 static void detectRam(FFMemoryStorage* ram)
 {
-    memory->ram.bytesTotal = (uint64_t) ffSysctlGetInt64("hw.memsize", 0);
+    ram->bytesTotal = (uint64_t) ffSysctlGetInt64("hw.memsize", 0);
     if(ram->bytesTotal == 0)
     {
         ffStrbufAppendS(&ram->error, "Failed to read hw.memsize");
@@ -28,21 +28,21 @@ static void detectRam(FFMemoryStorage* ram)
         return;
     }
 
-    memory->ram.bytesUsed = ((uint64_t) vmstat.active_count + vmstat.wire_count) * pagesize;
+    ram->bytesUsed = ((uint64_t) vmstat.active_count + vmstat.wire_count) * pagesize;
 }
 
 static void detectSwap(FFMemoryStorage* swap)
 {
-    struct xsw_usage swap;
-    size_t size = sizeof(swap);
-    if(sysctlbyname("vm.swapusage", &swap, &size, 0, 0) != 0)
+    struct xsw_usage xsw;
+    size_t size = sizeof(xsw);
+    if(sysctlbyname("vm.swapusage", &xsw, &size, 0, 0) != 0)
     {
         ffStrbufAppendS(&swap->error, "Failed to read vm.swapusage");
         return;
     }
 
-    memory->swap.bytesTotal = swap.xsu_total;
-    memory->swap.bytesUsed = swap.xsu_used;
+    swap->bytesTotal = xsw.xsu_total;
+    swap->bytesUsed = xsw.xsu_used;
 }
 
 void ffDetectMemoryImpl(FFMemoryResult* memory)