diff --git a/core/combo/include/arch/darwin-x86/AndroidConfig.h b/core/combo/include/arch/darwin-x86/AndroidConfig.h
index 44de4cd..e7c6242 100644
--- a/core/combo/include/arch/darwin-x86/AndroidConfig.h
+++ b/core/combo/include/arch/darwin-x86/AndroidConfig.h
@@ -171,12 +171,6 @@
 #define HAVE_CXXABI 0
 
 /*
- * Defined if we have the gettid() system call.
- */
-/* #define HAVE_GETTID */
-
-
-/*
  * Add any extra platform-specific defines here.
  */
 #define _THREAD_SAFE
diff --git a/core/combo/include/arch/linux-arm/AndroidConfig.h b/core/combo/include/arch/linux-arm/AndroidConfig.h
index 0eb6c72..d077db9 100644
--- a/core/combo/include/arch/linux-arm/AndroidConfig.h
+++ b/core/combo/include/arch/linux-arm/AndroidConfig.h
@@ -179,11 +179,6 @@
  */
 #define HAVE_CXXABI 0
 
-/*
- * Defined if we have the gettid() system call.
- */
-#define HAVE_GETTID
-
 /* 
  * Defined if we have the sched_setscheduler() call
  */
diff --git a/core/combo/include/arch/linux-arm64/AndroidConfig.h b/core/combo/include/arch/linux-arm64/AndroidConfig.h
index bcbda8f..4e5be6e 100644
--- a/core/combo/include/arch/linux-arm64/AndroidConfig.h
+++ b/core/combo/include/arch/linux-arm64/AndroidConfig.h
@@ -175,11 +175,6 @@
 #define HAVE_CXXABI 0
 
 /*
- * Defined if we have the gettid() system call.
- */
-#define HAVE_GETTID
-
-/*
  * Defined if we have the sched_setscheduler() call
  */
 #define HAVE_SCHED_SETSCHEDULER
diff --git a/core/combo/include/arch/linux-mips/AndroidConfig.h b/core/combo/include/arch/linux-mips/AndroidConfig.h
index 076d711..26f0ecf 100644
--- a/core/combo/include/arch/linux-mips/AndroidConfig.h
+++ b/core/combo/include/arch/linux-mips/AndroidConfig.h
@@ -185,11 +185,6 @@
 #define HAVE_CXXABI 0
 
 /*
- * Defined if we have the gettid() system call.
- */
-#define HAVE_GETTID
-
-/*
  * Defined if we have the sched_setscheduler() call
  */
 #define HAVE_SCHED_SETSCHEDULER
diff --git a/core/combo/include/arch/linux-mips64/AndroidConfig.h b/core/combo/include/arch/linux-mips64/AndroidConfig.h
index 7ded3ce..e73d4ec 100644
--- a/core/combo/include/arch/linux-mips64/AndroidConfig.h
+++ b/core/combo/include/arch/linux-mips64/AndroidConfig.h
@@ -175,11 +175,6 @@
 #define HAVE_CXXABI 0
 
 /*
- * Defined if we have the gettid() system call.
- */
-#define HAVE_GETTID
-
-/*
  * Defined if we have the sched_setscheduler() call
  */
 #define HAVE_SCHED_SETSCHEDULER
diff --git a/core/combo/include/arch/linux-x86/AndroidConfig.h b/core/combo/include/arch/linux-x86/AndroidConfig.h
index ebb95b0..92fd9b5 100644
--- a/core/combo/include/arch/linux-x86/AndroidConfig.h
+++ b/core/combo/include/arch/linux-x86/AndroidConfig.h
@@ -172,11 +172,6 @@
  */
 #define HAVE_CXXABI 0
 
-/*
- * Defined if we have the gettid() system call.
- */
-/* #define HAVE_GETTID */
-
 /* 
  * Defined if we have the sched_setscheduler() call
  */
diff --git a/core/combo/include/arch/target_linux-x86/AndroidConfig.h b/core/combo/include/arch/target_linux-x86/AndroidConfig.h
index 5b56b51..a8c8c8a 100644
--- a/core/combo/include/arch/target_linux-x86/AndroidConfig.h
+++ b/core/combo/include/arch/target_linux-x86/AndroidConfig.h
@@ -168,11 +168,6 @@
  */
 #define HAVE_CXXABI 0
 
-/*
- * Defined if we have the gettid() system call.
- */
-#define HAVE_GETTID
-
 /* 
  * Defined if we have the sched_setscheduler() call
  */