fix compiler warnings (#3094)

src/d/actor/d_a_npc.cpp

@@ -752,7 +752,7 @@ int daNpcT_Path_c::chkPassed2(cXyz i_pnt, cXyz* param_2, int i_num, int param_4)
 }
 
 #if DEBUG
-int daNpcT_Path_c::drawDbgInfo(f32 param_0, int param_1) {
+void daNpcT_Path_c::drawDbgInfo(f32 param_0, int param_1) {
     GXColor green = {0x80, 0xff, 0x80, 0xff};
     GXColor blue = {0x80, 0x80, 0xff, 0xff};
     GXColor red = {0xff, 0x80, 0x80, 0xff};

src/d/d_drawlist.cpp

@@ -874,11 +874,7 @@ void dDlst_blo_c::draw() {
 }
 
 // stand-in for a function that pulls in a bunch of inline functions but was presumably stripped
-static void dummy_misc() {
-    J2DScreen* screen;
-    J2DPane* pane;
-    J2DPicture* picture;
-    J2DAnmBase* anmBase;
+static void dummy_misc(J2DAnmBase* anmBase, J2DPicture* picture, J2DPane* pane, J2DScreen* screen) {
     delete anmBase;
     picture->setBlack(JUtility::TColor(0, 0, 0, 0));
     picture->setWhite(JUtility::TColor(0, 0, 0, 0));

src/d/d_lib.cpp

@@ -16,8 +16,7 @@
 #include "f_op/f_op_actor.h"
 #include "m_Do/m_Do_controller_pad.h"
 
-static void dummy1(mDoExt_btkAnm* btk) {
-    cXyz pos;
+static void dummy1(mDoExt_btkAnm* btk, cXyz& pos) {
     GXColor color;
     OS_REPORT("d_lib.cpp");
     OS_REPORT("brk != 0");

src/d/d_map_path.cpp

@@ -94,10 +94,12 @@ void dMpath_HIO_n::hioList_c::update(JORMContext* mctx) {
 
 u32 dMpath_HIO_n::hioList_c::addString(char* param_1, u32 param_2, u32 param_3) const {
     // DEBUG NONMATCHING
+    return param_2;
 }
 
 u32 dMpath_HIO_n::hioList_c::addStringBinary(char* param_1, u32 param_2, u32 param_3) const {
     // DEBUG NONMATCHING
+    return param_2;
 }
 
 BOOL dMpath_HIO_file_base_c::writeHostioTextFile(const char* param_1) {