diff --git a/SheepShaver/src/Unix/Linux/asm_linux.S b/SheepShaver/src/Unix/Linux/asm_linux.S
index a095925f..09346b70 100644
--- a/SheepShaver/src/Unix/Linux/asm_linux.S
+++ b/SheepShaver/src/Unix/Linux/asm_linux.S
@@ -400,7 +400,7 @@ jump_to_rom:
 	lwz	r13,XLM_TOC(r0)
 	addi	r3,r1,8
 	mr	r4,r24
-	bl	EmulOp__FP13M68kRegistersUii
+	bl	EmulOp
 
 	// Restore 68k registers (M68kRegisters)
 	lwz	r8,8+0*4(r1)	// d[0]..d[7]
@@ -705,7 +705,7 @@ get_resource:
 	lwz	r3,56(r1)
 	lwz	r4,56+4(r1)
 	lwz	r5,56+8(r1)
-	bl	check_load_invoc__FUisPPUs
+	bl	check_load_invoc
 	lwz	r3,56+8(r1)		// Restore handle
 
 	// Return to caller
@@ -736,7 +736,7 @@ get_1_resource:
 	lwz	r3,56(r1)
 	lwz	r4,56+4(r1)
 	lwz	r5,56+8(r1)
-	bl	check_load_invoc__FUisPPUs
+	bl	check_load_invoc
 	lwz	r3,56+8(r1)		// Restore handle
 
 	// Return to caller
@@ -767,7 +767,7 @@ get_ind_resource:
 	lwz	r3,56(r1)
 	lwz	r4,56+4(r1)
 	lwz	r5,56+8(r1)
-	bl	check_load_invoc__FUisPPUs
+	bl	check_load_invoc
 	lwz	r3,56+8(r1)		// Restore handle
 
 	// Return to caller
@@ -798,7 +798,7 @@ get_1_ind_resource:
 	lwz	r3,56(r1)
 	lwz	r4,56+4(r1)
 	lwz	r5,56+8(r1)
-	bl	check_load_invoc__FUisPPUs
+	bl	check_load_invoc
 	lwz	r3,56+8(r1)		// Restore handle
 
 	// Return to caller
@@ -829,7 +829,7 @@ r_get_resource:
 	lwz	r3,56(r1)
 	lwz	r4,56+4(r1)
 	lwz	r5,56+8(r1)
-	bl	check_load_invoc__FUisPPUs
+	bl	check_load_invoc
 	lwz	r3,56+8(r1)		// Restore handle
 
 	// Return to caller
diff --git a/SheepShaver/src/include/emul_op.h b/SheepShaver/src/include/emul_op.h
index b594f31a..e93481ac 100644
--- a/SheepShaver/src/include/emul_op.h
+++ b/SheepShaver/src/include/emul_op.h
@@ -103,6 +103,6 @@ const uint16 M68K_EMUL_OP_EXTFS_COMM = M68K_EMUL_BREAK + OP_EXTFS_COMM;
 const uint16 M68K_EMUL_OP_EXTFS_HFS = M68K_EMUL_BREAK + OP_EXTFS_HFS;
 const uint16 M68K_EMUL_OP_IDLE_TIME = M68K_EMUL_BREAK + OP_IDLE_TIME;
 
-extern void EmulOp(M68kRegisters *r, uint32 pc, int selector);
+extern "C" void EmulOp(M68kRegisters *r, uint32 pc, int selector);
 
 #endif
diff --git a/SheepShaver/src/rsrc_patches.cpp b/SheepShaver/src/rsrc_patches.cpp
index d3f9161a..ce94a0f5 100644
--- a/SheepShaver/src/rsrc_patches.cpp
+++ b/SheepShaver/src/rsrc_patches.cpp
@@ -490,6 +490,8 @@ void CheckLoad(uint32 type, int16 id, uint16 *p, uint32 size)
 
 #ifdef __BEOS__
 static
+#else
+extern "C"
 #endif
 void check_load_invoc(uint32 type, int16 id, uint16 **h)
 {