--- /dev/null
+diff -ru gnustep-gui-0.24.0.orig/Source/GSCharacterPanel.m gnustep-gui-0.24.0/Source/GSCharacterPanel.m
+--- gnustep-gui-0.24.0.orig/Source/GSCharacterPanel.m 2012-12-16 23:51:23.000000000 +0100
++++ gnustep-gui-0.24.0/Source/GSCharacterPanel.m 2021-08-16 20:39:11.913095999 +0200
+@@ -78,7 +78,7 @@
+ static UBool enumCharNamesFn(void *context, UChar32 code, UCharNameChoice nameChoice, const char *name, int32_t length)
+ {
+ [(NSMutableIndexSet*)context addIndex: (NSUInteger)code];
+- return TRUE;
++ return 1;
+ }
+
+ static NSIndexSet *AssignedCodepoints()
+@@ -103,7 +103,7 @@
+ {
+ [ctx->set addIndex: (NSUInteger)code];
+ }
+- return TRUE;
++ return 1;
+ }
+
+ static NSIndexSet *CodepointsWithNameContainingSubstring(NSString *str)
+diff -ru gnustep-gui-0.24.0.orig/Source/NSBitmapImageRep+JPEG.m gnustep-gui-0.24.0/Source/NSBitmapImageRep+JPEG.m
+--- gnustep-gui-0.24.0.orig/Source/NSBitmapImageRep+JPEG.m 2013-12-06 18:45:37.000000000 +0100
++++ gnustep-gui-0.24.0/Source/NSBitmapImageRep+JPEG.m 2021-08-16 20:39:51.238754691 +0200
+@@ -149,7 +149,7 @@
+ src->parent.next_input_byte = src->data;
+ src->parent.bytes_in_buffer = src->length;
+
+- return TRUE;
++ return 1;
+ }
+
+
+@@ -278,7 +278,7 @@
+ dest->pub.next_output_byte = dest->buffer;
+ dest->pub.free_in_buffer = imageSize * cinfo->input_components;
+
+- return TRUE;
++ return 1;
+ }
+
+ /*
+@@ -372,7 +372,7 @@
+ /* Establish our own data source manager */
+ gs_jpeg_memory_src_create(&cinfo, imageData);
+
+- jpeg_read_header(&cinfo, TRUE);
++ jpeg_read_header(&cinfo, 1);
+ gs_jpeg_memory_src_destroy(&cinfo);
+ jpeg_destroy_decompress(&cinfo);
+
+@@ -427,7 +427,7 @@
+ /* Establish our own data source manager */
+ gs_jpeg_memory_src_create(&cinfo, imageData);
+
+- jpeg_read_header(&cinfo, TRUE);
++ jpeg_read_header(&cinfo, 1);
+
+ /* we use RGB as target color space; others are not yet supported */
+ cinfo.out_color_space = JCS_RGB;
+@@ -622,8 +622,8 @@
+
+ // compress the image
+
+- jpeg_set_quality (&cinfo, quality, TRUE);
+- jpeg_start_compress (&cinfo, TRUE);
++ jpeg_set_quality (&cinfo, quality, 1);
++ jpeg_start_compress (&cinfo, 1);
+
+ if (isRGB && [self hasAlpha]) // strip alpha channel before encoding
+ {
+diff -ru gnustep-gui-0.24.0.orig/Source/win32-entry.c gnustep-gui-0.24.0/Source/win32-entry.c
+--- gnustep-gui-0.24.0.orig/Source/win32-entry.c 2008-06-10 06:01:49.000000000 +0200
++++ gnustep-gui-0.24.0/Source/win32-entry.c 2021-08-16 20:39:15.659666577 +0200
+@@ -77,5 +77,5 @@
+ {
+ }
+
+- return TRUE;
++ return 1;
+ }