diff --git a/Pal/src/host/Linux-SGX/Makefile b/Pal/src/host/Linux-SGX/Makefile
index 24cdedb2..dbcdf54e 100644
--- a/Pal/src/host/Linux-SGX/Makefile
+++ b/Pal/src/host/Linux-SGX/Makefile
@@ -3,7 +3,6 @@ include Makefile.am
 
 CFLAGS += \
 	-I. \
-	-Iinclude \
 	-I../.. \
 	-I../../../include \
 	-I../../../include/pal \
diff --git a/Pal/src/host/Linux-SGX/elf-x86_64.h b/Pal/src/host/Linux-SGX/elf-x86_64.h
index 2b360591..995c31be 100644
--- a/Pal/src/host/Linux-SGX/elf-x86_64.h
+++ b/Pal/src/host/Linux-SGX/elf-x86_64.h
@@ -9,7 +9,6 @@
 #define ELF_MACHINE_NAME "x86_64"
 
 #include "pal_internal.h"
-#include "sysdep.h"
 #include "sysdeps/generic/ldsodefs.h"
 
 /* Return the link-time address of _DYNAMIC.  Conveniently, this is the
diff --git a/Pal/src/host/Linux-SGX/include/sysdep.h b/Pal/src/host/Linux-SGX/include/sysdep.h
deleted file mode 100644
index 2918fe07..00000000
--- a/Pal/src/host/Linux-SGX/include/sysdep.h
+++ /dev/null
@@ -1,111 +0,0 @@
-/* Assembler macros for x86-64.
-   Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, write to the Free
-   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-   02111-1307 USA.  */
-
-#ifdef __ASSEMBLER__
-
-/* Syntactic details of assembler.  */
-
-#ifdef HAVE_ELF
-
-/* ELF uses byte-counts for .align, most others use log2 of count of bytes.  */
-#define ALIGNARG(log2) (1 << (log2))
-/* For ELF we need the `.type' directive to make shared libs work right.  */
-#define ASM_TYPE_DIRECTIVE(name, typearg) .type name,typearg;
-#define ASM_SIZE_DIRECTIVE(name)          .size name,.-name;
-
-/* In ELF C symbols are asm symbols.  */
-#undef NO_UNDERSCORES
-#define NO_UNDERSCORES
-
-#else
-
-#define ALIGNARG(log2)                 log2
-#define ASM_TYPE_DIRECTIVE(name, type) /* Nothing is specified.  */
-#define ASM_SIZE_DIRECTIVE(name)       /* Nothing is specified.  */
-
-#endif
-
-/* Define an entry point visible from C.  */
-#define ENTRY(name)                                     \
-    ASM_GLOBAL_DIRECTIVE C_SYMBOL_NAME(name);           \
-    ASM_TYPE_DIRECTIVE(C_SYMBOL_NAME(name), @function); \
-    .align ALIGNARG(4);                                 \
-    C_LABEL(name)                                       \
-    cfi_startproc;                                      \
-    CALL_MCOUNT
-
-#undef END
-#define END(name) \
-    cfi_endproc;  \
-    ASM_SIZE_DIRECTIVE(name)
-
-/* If compiled for profiling, call `mcount' at the start of each function.  */
-#ifdef PROF
-/* The mcount code relies on a normal frame pointer being on the stack
-   to locate our caller, so push one just for its benefit.  */
-#define CALL_MCOUNT              \
-    pushq %rbp;                  \
-    cfi_adjust_cfa_offset(8);    \
-    movq %rsp, %rbp;             \
-    cfi_def_cfa_register(%rbp);  \
-    call JUMPTARGET(mcount);     \
-    popq %rbp;                   \
-    cfi_def_cfa(rsp, 8);
-#else
-#define CALL_MCOUNT /* Do nothing.  */
-#endif
-
-#ifdef NO_UNDERSCORES
-/* Since C identifiers are not normally prefixed with an underscore
-   on this system, the asm identifier `syscall_error' intrudes on the
-   C name space.  Make sure we use an innocuous name.  */
-#define syscall_error __syscall_error
-#define mcount        _mcount
-#endif
-
-// commented by GP
-#define PSEUDO(name, syscall_name, args) \
-    lose:                                \
-    jmp JUMPTARGET(syscall_error);       \
-    .globl syscall_error;                \
-    ENTRY(name)                          \
-    DO_CALL(syscall_name, args);         \
-    jb lose
-
-#undef PSEUDO_END
-#define PSEUDO_END(name) END(name)
-
-#undef JUMPTARGET
-#ifdef PIC
-#define JUMPTARGET(name) name##@PLT
-#else
-#define JUMPTARGET(name) name
-#endif
-
-/* Local label name for asm code. */
-#ifndef L
-#ifdef HAVE_ELF
-/* ELF-like local names start with `.L'.  */
-#define L(name) .L##name
-#else
-#define L(name) name
-#endif
-#endif
-
-#endif /* __ASSEMBLER__ */
diff --git a/Pal/src/host/Linux-SGX/sgx_main.c b/Pal/src/host/Linux-SGX/sgx_main.c
index 912a65a6..3c120e81 100644
--- a/Pal/src/host/Linux-SGX/sgx_main.c
+++ b/Pal/src/host/Linux-SGX/sgx_main.c
@@ -35,7 +35,6 @@
 #include <linux/in6.h>
 #include <sys/auxv.h>
 
-#include "sysdep.h"
 #include "sysdeps/generic/ldsodefs.h"
 
 size_t g_page_size = PRESET_PAGESIZE;