diff --git a/src/region.c b/src/region.c
index fae8883ff..f0b775d67 100644
--- a/src/region.c
+++ b/src/region.c
@@ -430,7 +430,7 @@ boolean
 in_out_region(x, y)
 xchar x, y;
 {
-    int i, f_indx;
+    int i, f_indx = 0;
 
     /* First check if hero can do the move */
     for (i = 0; i < n_regions; i++) {
@@ -485,7 +485,7 @@ m_in_out_region(mon, x, y)
 struct monst *mon;
 xchar x, y;
 {
-    int i, f_indx;
+    int i, f_indx = 0;
 
     /* First check if mon can do the move */
     for (i = 0; i < n_regions; i++) {
diff --git a/sys/unix/NetHack.xcodeproj/project.pbxproj b/sys/unix/NetHack.xcodeproj/project.pbxproj
index 94d7eacc0..fdee88475 100644
--- a/sys/unix/NetHack.xcodeproj/project.pbxproj
+++ b/sys/unix/NetHack.xcodeproj/project.pbxproj
@@ -166,6 +166,8 @@
 			isa = PBXBuildRule;
 			compilerSpec = com.apple.compilers.proxy.script;
 			fileType = sourcecode.yacc;
+			inputFiles = (
+			);
 			isEditable = 1;
 			outputFiles = (
 				"$(NH_INC_DIR)/lev_comp.h",
@@ -177,6 +179,8 @@
 			isa = PBXBuildRule;
 			compilerSpec = com.apple.compilers.proxy.script;
 			fileType = sourcecode.lex;
+			inputFiles = (
+			);
 			isEditable = 1;
 			outputFiles = (
 				"$(NH_UTIL_DIR)/lev_lex.c",
@@ -188,6 +192,8 @@
 			compilerSpec = com.apple.compilers.proxy.script;
 			filePatterns = dgn_comp.y;
 			fileType = sourcecode.yacc;
+			inputFiles = (
+			);
 			isEditable = 1;
 			outputFiles = (
 				"$(NH_UTIL_DIR)/dgn_yacc.c",
@@ -199,6 +205,8 @@
 			isa = PBXBuildRule;
 			compilerSpec = com.apple.compilers.proxy.script;
 			fileType = sourcecode.lex;
+			inputFiles = (
+			);
 			isEditable = 1;
 			outputFiles = (
 				"$(NH_UTIL_DIR)/dgn_lex.c",
@@ -1129,7 +1137,7 @@
 		3189576921A1FCC100FB2ABE /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 1010;
+				LastUpgradeCheck = 1130;
 				ORGANIZATIONNAME = "Bart House";
 				TargetAttributes = {
 					3189577021A1FCC100FB2ABE = {
@@ -2111,6 +2119,7 @@
 		3189577921A1FCC100FB2ABE /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				GCC_C_LANGUAGE_STANDARD = c99;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -2120,6 +2129,7 @@
 		3189577A21A1FCC100FB2ABE /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				GCC_C_LANGUAGE_STANDARD = c99;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -2129,6 +2139,7 @@
 		3189578421A1FDA400FB2ABE /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 			};
@@ -2137,6 +2148,7 @@
 		3189578521A1FDA400FB2ABE /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 			};
@@ -2145,6 +2157,7 @@
 		31B8A42321A2669A0055BD01 /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 			};
@@ -2153,6 +2166,7 @@
 		31B8A42421A2669A0055BD01 /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 			};
@@ -2163,6 +2177,7 @@
 			buildSettings = {
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++14";
 				CLANG_ENABLE_MODULES = YES;
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				GCC_C_LANGUAGE_STANDARD = gnu11;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -2174,6 +2189,7 @@
 			buildSettings = {
 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++14";
 				CLANG_ENABLE_MODULES = YES;
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				GCC_C_LANGUAGE_STANDARD = gnu11;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -2183,6 +2199,7 @@
 		31B8A44F21A26A4B0055BD01 /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 			};
@@ -2191,6 +2208,7 @@
 		31B8A45021A26A4B0055BD01 /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 			};
@@ -2199,6 +2217,7 @@
 		31B8A45C21A26A970055BD01 /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 			};
@@ -2207,6 +2226,7 @@
 		31B8A45D21A26A970055BD01 /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				CODE_SIGN_IDENTITY = "-";
 				CODE_SIGN_STYLE = Automatic;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 			};
diff --git a/sys/unix/NetHack.xcodeproj/xcshareddata/xcschemes/NetHack.xcscheme b/sys/unix/NetHack.xcodeproj/xcshareddata/xcschemes/NetHack.xcscheme
index 92558e275..7abc16af5 100644
--- a/sys/unix/NetHack.xcodeproj/xcshareddata/xcschemes/NetHack.xcscheme
+++ b/sys/unix/NetHack.xcodeproj/xcshareddata/xcschemes/NetHack.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1010"
+   LastUpgradeVersion = "1130"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
@@ -27,8 +27,6 @@
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
       shouldUseLaunchSchemeArgsEnv = "YES">
-      <Testables>
-      </Testables>
       <MacroExpansion>
          <BuildableReference
             BuildableIdentifier = "primary"
@@ -38,8 +36,8 @@
             ReferencedContainer = "container:NetHack.xcodeproj">
          </BuildableReference>
       </MacroExpansion>
-      <AdditionalOptions>
-      </AdditionalOptions>
+      <Testables>
+      </Testables>
    </TestAction>
    <LaunchAction
       buildConfiguration = "Debug"
@@ -61,8 +59,6 @@
             ReferencedContainer = "container:NetHack.xcodeproj">
          </BuildableReference>
       </BuildableProductRunnable>
-      <AdditionalOptions>
-      </AdditionalOptions>
    </LaunchAction>
    <ProfileAction
       buildConfiguration = "Release"
diff --git a/sys/unix/NetHack.xcodeproj/xcshareddata/xcschemes/makedefs.xcscheme b/sys/unix/NetHack.xcodeproj/xcshareddata/xcschemes/makedefs.xcscheme
index 57dfc65d9..2afaeea7d 100644
--- a/sys/unix/NetHack.xcodeproj/xcshareddata/xcschemes/makedefs.xcscheme
+++ b/sys/unix/NetHack.xcodeproj/xcshareddata/xcschemes/makedefs.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1010"
+   LastUpgradeVersion = "1130"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
@@ -27,8 +27,6 @@
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
       shouldUseLaunchSchemeArgsEnv = "YES">
-      <Testables>
-      </Testables>
       <MacroExpansion>
          <BuildableReference
             BuildableIdentifier = "primary"
@@ -38,8 +36,8 @@
             ReferencedContainer = "container:NetHack.xcodeproj">
          </BuildableReference>
       </MacroExpansion>
-      <AdditionalOptions>
-      </AdditionalOptions>
+      <Testables>
+      </Testables>
    </TestAction>
    <LaunchAction
       buildConfiguration = "Debug"
@@ -61,8 +59,6 @@
             ReferencedContainer = "container:NetHack.xcodeproj">
          </BuildableReference>
       </BuildableProductRunnable>
-      <AdditionalOptions>
-      </AdditionalOptions>
    </LaunchAction>
    <ProfileAction
       buildConfiguration = "Release"
diff --git a/sys/unix/NetHack.xcodeproj/xcshareddata/xcschemes/recover.xcscheme b/sys/unix/NetHack.xcodeproj/xcshareddata/xcschemes/recover.xcscheme
index 4a2449167..5c5b97691 100644
--- a/sys/unix/NetHack.xcodeproj/xcshareddata/xcschemes/recover.xcscheme
+++ b/sys/unix/NetHack.xcodeproj/xcshareddata/xcschemes/recover.xcscheme
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Scheme
-   LastUpgradeVersion = "1010"
+   LastUpgradeVersion = "1130"
    version = "1.3">
    <BuildAction
       parallelizeBuildables = "YES"
@@ -27,8 +27,6 @@
       selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
       shouldUseLaunchSchemeArgsEnv = "YES">
-      <Testables>
-      </Testables>
       <MacroExpansion>
          <BuildableReference
             BuildableIdentifier = "primary"
@@ -38,8 +36,8 @@
             ReferencedContainer = "container:NetHack.xcodeproj">
          </BuildableReference>
       </MacroExpansion>
-      <AdditionalOptions>
-      </AdditionalOptions>
+      <Testables>
+      </Testables>
    </TestAction>
    <LaunchAction
       buildConfiguration = "Debug"
@@ -61,8 +59,6 @@
             ReferencedContainer = "container:NetHack.xcodeproj">
          </BuildableReference>
       </BuildableProductRunnable>
-      <AdditionalOptions>
-      </AdditionalOptions>
    </LaunchAction>
    <ProfileAction
       buildConfiguration = "Release"