Fix build with C11 compilers where bool is a keyword, causing ICALL_SIG_TYPE_ ## bool
to token-paste into ICALL_SIG_TYPE__Bool which is not a declared enum member.
https://github.com/dotnet/runtime/issues/91779
https://github.com/dotnet/runtime/pull/91808
--- mono/metadata/icall-signatures.h.orig
+++ mono/metadata/icall-signatures.h
@@ -57,7 +57,7 @@
 // mono_icall_sig_void_int32
 // mono_icall_sig_void_object
 // mono_icall_sig_void_ptr
-// mono_icall_sig_bool_ptr_ptrref
+// mono_icall_sig_boolean_ptr_ptrref
 // mono_icall_sig_double_double_double
 // mono_icall_sig_float_float_float
 // mono_icall_sig_int_obj_ptr
@@ -94,7 +94,7 @@
 // mono_icall_sig_void_ptr_ptr
 // mono_icall_sig_void_ptr_ptrref
 // mono_icall_sig_void_uint32_ptrref
-// mono_icall_sig_bool_ptr_int32_ptrref
+// mono_icall_sig_boolean_ptr_int32_ptrref
 // mono_icall_sig_int32_int32_ptr_ptrref
 // mono_icall_sig_int32_ptr_int32_ptr
 // mono_icall_sig_int32_ptr_int32_ptrref
@@ -182,7 +182,7 @@
 ICALL_SIG (2, (void, int32))			\
 ICALL_SIG (2, (void, object))			\
 ICALL_SIG (2, (void, ptr))			\
-ICALL_SIG (3, (bool, ptr, ptrref))		\
+ICALL_SIG (3, (boolean, ptr, ptrref))		\
 ICALL_SIG (3, (double, double, double))		\
 ICALL_SIG (3, (float, float, float))		\
 ICALL_SIG (3, (int, obj, ptr))			\
@@ -219,7 +219,7 @@
 ICALL_SIG (3, (void, ptr, ptr))			\
 ICALL_SIG (3, (void, ptr, ptrref))		\
 ICALL_SIG (3, (void, uint32, ptrref))		\
-ICALL_SIG (4, (bool, ptr, int32, ptrref))	\
+ICALL_SIG (4, (boolean, ptr, int32, ptrref))	\
 ICALL_SIG (4, (int32, int32, ptr, ptrref))	\
 ICALL_SIG (4, (int32, ptr, int32, ptr))		\
 ICALL_SIG (4, (int32, ptr, int32, ptrref))	\
--- mono/metadata/icall.c.orig
+++ mono/metadata/icall.c
@@ -9418,8 +9418,7 @@
 // mono_create_icall_signatures depends on this order. Handle with care.
 // It is alphabetical.
 typedef enum ICallSigType {
-	ICALL_SIG_TYPE_bool     = 0x00,
-	ICALL_SIG_TYPE_boolean  = ICALL_SIG_TYPE_bool,
+	ICALL_SIG_TYPE_boolean  = 0x00,
 	ICALL_SIG_TYPE_double   = 0x01,
 	ICALL_SIG_TYPE_float    = 0x02,
 	ICALL_SIG_TYPE_int      = 0x03,
@@ -9496,7 +9495,7 @@
 	typedef gsize G_MAY_ALIAS gsize_a;

 	MonoType * const lookup [ ] = {
-		m_class_get_byval_arg (mono_defaults.boolean_class), // ICALL_SIG_TYPE_bool
+		m_class_get_byval_arg (mono_defaults.boolean_class), // ICALL_SIG_TYPE_boolean
 		m_class_get_byval_arg (mono_defaults.double_class),	 // ICALL_SIG_TYPE_double
 		m_class_get_byval_arg (mono_defaults.single_class),  // ICALL_SIG_TYPE_float
 		m_class_get_byval_arg (mono_defaults.int_class),	 // ICALL_SIG_TYPE_int
--- mono/mini/aot-compiler.c.orig
+++ mono/mini/aot-compiler.c
@@ -13507,8 +13507,8 @@

 #ifndef MONO_ARCH_HAVE_INTERP_ENTRY_TRAMPOLINE
 static MonoMethodSignature * const * const interp_in_static_sigs [] = {
-    &mono_icall_sig_bool_ptr_int32_ptrref,
-    &mono_icall_sig_bool_ptr_ptrref,
+    &mono_icall_sig_boolean_ptr_int32_ptrref,
+    &mono_icall_sig_boolean_ptr_ptrref,
     &mono_icall_sig_int32_int32_ptrref,
     &mono_icall_sig_int32_int32_ptr_ptrref,
     &mono_icall_sig_int32_ptr_int32_ptr,
