diff --git a/nptl/Makefile b/nptl/Makefile
index 0b05309b8d..ac0f6d6f80 100644
--- a/nptl/Makefile
+++ b/nptl/Makefile
@@ -81,7 +81,7 @@ static-only-routines = pthread_atfork
 # We need to provide certain routines for compatibility with existing
 # binaries.
 pthread-compat-wrappers = \
-		      fsync lseek lseek64 \
+		      lseek lseek64 \
 		      msync open open64 pause \
 		      pread pread64 pwrite pwrite64 \
 		      tcdrain msgrcv msgsnd \
@@ -302,7 +302,6 @@ CFLAGS-sendmsg.c += -fexceptions -fasynchronous-unwind-tables
 CFLAGS-sigsuspend.c += -fexceptions -fasynchronous-unwind-tables
 CFLAGS-msync.c += -fexceptions -fasynchronous-unwind-tables
 CFLAGS-fdatasync.c += -fexceptions -fasynchronous-unwind-tables
-CFLAGS-fsync.c += -fexceptions -fasynchronous-unwind-tables
 
 CFLAGS-pt-system.c += -fexceptions
 
diff --git a/nptl/Versions b/nptl/Versions
index 3d1d5c4cec..beb6db7c7c 100644
--- a/nptl/Versions
+++ b/nptl/Versions
@@ -129,7 +129,6 @@ libpthread {
     _pthread_cleanup_push_defer;
     fcntl;
     flockfile;
-    fsync;
     ftrylockfile;
     funlockfile;
     longjmp;
diff --git a/sysdeps/unix/sysv/linux/aarch64/libpthread.abilist b/sysdeps/unix/sysv/linux/aarch64/libpthread.abilist
index b8c8317c03..a0d8afffa7 100644
--- a/sysdeps/unix/sysv/linux/aarch64/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/aarch64/libpthread.abilist
@@ -45,7 +45,6 @@ GLIBC_2.17 _pthread_cleanup_push F
 GLIBC_2.17 _pthread_cleanup_push_defer F
 GLIBC_2.17 fcntl F
 GLIBC_2.17 flockfile F
-GLIBC_2.17 fsync F
 GLIBC_2.17 ftrylockfile F
 GLIBC_2.17 funlockfile F
 GLIBC_2.17 longjmp F
diff --git a/sysdeps/unix/sysv/linux/alpha/libpthread.abilist b/sysdeps/unix/sysv/linux/alpha/libpthread.abilist
index 0a52ef31c6..870ad426e5 100644
--- a/sysdeps/unix/sysv/linux/alpha/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/alpha/libpthread.abilist
@@ -25,7 +25,6 @@ GLIBC_2.0 _pthread_cleanup_push F
 GLIBC_2.0 _pthread_cleanup_push_defer F
 GLIBC_2.0 fcntl F
 GLIBC_2.0 flockfile F
-GLIBC_2.0 fsync F
 GLIBC_2.0 ftrylockfile F
 GLIBC_2.0 funlockfile F
 GLIBC_2.0 longjmp F
diff --git a/sysdeps/unix/sysv/linux/arc/libpthread.abilist b/sysdeps/unix/sysv/linux/arc/libpthread.abilist
index 03c645f61d..bafee5ae74 100644
--- a/sysdeps/unix/sysv/linux/arc/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/arc/libpthread.abilist
@@ -50,7 +50,6 @@ GLIBC_2.32 cnd_signal F
 GLIBC_2.32 cnd_timedwait F
 GLIBC_2.32 cnd_wait F
 GLIBC_2.32 flockfile F
-GLIBC_2.32 fsync F
 GLIBC_2.32 ftrylockfile F
 GLIBC_2.32 funlockfile F
 GLIBC_2.32 lseek F
diff --git a/sysdeps/unix/sysv/linux/arm/be/libpthread.abilist b/sysdeps/unix/sysv/linux/arm/be/libpthread.abilist
index 9eb80bf588..5674dad187 100644
--- a/sysdeps/unix/sysv/linux/arm/be/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/arm/be/libpthread.abilist
@@ -80,7 +80,6 @@ GLIBC_2.4 _pthread_cleanup_push F
 GLIBC_2.4 _pthread_cleanup_push_defer F
 GLIBC_2.4 fcntl F
 GLIBC_2.4 flockfile F
-GLIBC_2.4 fsync F
 GLIBC_2.4 ftrylockfile F
 GLIBC_2.4 funlockfile F
 GLIBC_2.4 longjmp F
diff --git a/sysdeps/unix/sysv/linux/arm/le/libpthread.abilist b/sysdeps/unix/sysv/linux/arm/le/libpthread.abilist
index 9eb80bf588..5674dad187 100644
--- a/sysdeps/unix/sysv/linux/arm/le/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/arm/le/libpthread.abilist
@@ -80,7 +80,6 @@ GLIBC_2.4 _pthread_cleanup_push F
 GLIBC_2.4 _pthread_cleanup_push_defer F
 GLIBC_2.4 fcntl F
 GLIBC_2.4 flockfile F
-GLIBC_2.4 fsync F
 GLIBC_2.4 ftrylockfile F
 GLIBC_2.4 funlockfile F
 GLIBC_2.4 longjmp F
diff --git a/sysdeps/unix/sysv/linux/csky/libpthread.abilist b/sysdeps/unix/sysv/linux/csky/libpthread.abilist
index 1582a2917a..3f33f788b1 100644
--- a/sysdeps/unix/sysv/linux/csky/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/csky/libpthread.abilist
@@ -50,7 +50,6 @@ GLIBC_2.29 cnd_signal F
 GLIBC_2.29 cnd_timedwait F
 GLIBC_2.29 cnd_wait F
 GLIBC_2.29 flockfile F
-GLIBC_2.29 fsync F
 GLIBC_2.29 ftrylockfile F
 GLIBC_2.29 funlockfile F
 GLIBC_2.29 lseek F
diff --git a/sysdeps/unix/sysv/linux/hppa/libpthread.abilist b/sysdeps/unix/sysv/linux/hppa/libpthread.abilist
index 2902c010a4..08dedb624f 100644
--- a/sysdeps/unix/sysv/linux/hppa/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/hppa/libpthread.abilist
@@ -47,7 +47,6 @@ GLIBC_2.2 _pthread_cleanup_push F
 GLIBC_2.2 _pthread_cleanup_push_defer F
 GLIBC_2.2 fcntl F
 GLIBC_2.2 flockfile F
-GLIBC_2.2 fsync F
 GLIBC_2.2 ftrylockfile F
 GLIBC_2.2 funlockfile F
 GLIBC_2.2 longjmp F
diff --git a/sysdeps/unix/sysv/linux/i386/libpthread.abilist b/sysdeps/unix/sysv/linux/i386/libpthread.abilist
index 81eba9a366..70075ab80d 100644
--- a/sysdeps/unix/sysv/linux/i386/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/i386/libpthread.abilist
@@ -25,7 +25,6 @@ GLIBC_2.0 _pthread_cleanup_push F
 GLIBC_2.0 _pthread_cleanup_push_defer F
 GLIBC_2.0 fcntl F
 GLIBC_2.0 flockfile F
-GLIBC_2.0 fsync F
 GLIBC_2.0 ftrylockfile F
 GLIBC_2.0 funlockfile F
 GLIBC_2.0 longjmp F
diff --git a/sysdeps/unix/sysv/linux/ia64/libpthread.abilist b/sysdeps/unix/sysv/linux/ia64/libpthread.abilist
index c645bbf82d..6016ca8540 100644
--- a/sysdeps/unix/sysv/linux/ia64/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/ia64/libpthread.abilist
@@ -47,7 +47,6 @@ GLIBC_2.2 _pthread_cleanup_push F
 GLIBC_2.2 _pthread_cleanup_push_defer F
 GLIBC_2.2 fcntl F
 GLIBC_2.2 flockfile F
-GLIBC_2.2 fsync F
 GLIBC_2.2 ftrylockfile F
 GLIBC_2.2 funlockfile F
 GLIBC_2.2 longjmp F
diff --git a/sysdeps/unix/sysv/linux/m68k/coldfire/libpthread.abilist b/sysdeps/unix/sysv/linux/m68k/coldfire/libpthread.abilist
index 9eb80bf588..5674dad187 100644
--- a/sysdeps/unix/sysv/linux/m68k/coldfire/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/m68k/coldfire/libpthread.abilist
@@ -80,7 +80,6 @@ GLIBC_2.4 _pthread_cleanup_push F
 GLIBC_2.4 _pthread_cleanup_push_defer F
 GLIBC_2.4 fcntl F
 GLIBC_2.4 flockfile F
-GLIBC_2.4 fsync F
 GLIBC_2.4 ftrylockfile F
 GLIBC_2.4 funlockfile F
 GLIBC_2.4 longjmp F
diff --git a/sysdeps/unix/sysv/linux/m68k/m680x0/libpthread.abilist b/sysdeps/unix/sysv/linux/m68k/m680x0/libpthread.abilist
index 81eba9a366..70075ab80d 100644
--- a/sysdeps/unix/sysv/linux/m68k/m680x0/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/m68k/m680x0/libpthread.abilist
@@ -25,7 +25,6 @@ GLIBC_2.0 _pthread_cleanup_push F
 GLIBC_2.0 _pthread_cleanup_push_defer F
 GLIBC_2.0 fcntl F
 GLIBC_2.0 flockfile F
-GLIBC_2.0 fsync F
 GLIBC_2.0 ftrylockfile F
 GLIBC_2.0 funlockfile F
 GLIBC_2.0 longjmp F
diff --git a/sysdeps/unix/sysv/linux/microblaze/be/libpthread.abilist b/sysdeps/unix/sysv/linux/microblaze/be/libpthread.abilist
index 6269d97ebc..fe17bdad2d 100644
--- a/sysdeps/unix/sysv/linux/microblaze/be/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/microblaze/be/libpthread.abilist
@@ -45,7 +45,6 @@ GLIBC_2.18 _pthread_cleanup_push F
 GLIBC_2.18 _pthread_cleanup_push_defer F
 GLIBC_2.18 fcntl F
 GLIBC_2.18 flockfile F
-GLIBC_2.18 fsync F
 GLIBC_2.18 ftrylockfile F
 GLIBC_2.18 funlockfile F
 GLIBC_2.18 longjmp F
diff --git a/sysdeps/unix/sysv/linux/microblaze/le/libpthread.abilist b/sysdeps/unix/sysv/linux/microblaze/le/libpthread.abilist
index 6269d97ebc..fe17bdad2d 100644
--- a/sysdeps/unix/sysv/linux/microblaze/le/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/microblaze/le/libpthread.abilist
@@ -45,7 +45,6 @@ GLIBC_2.18 _pthread_cleanup_push F
 GLIBC_2.18 _pthread_cleanup_push_defer F
 GLIBC_2.18 fcntl F
 GLIBC_2.18 flockfile F
-GLIBC_2.18 fsync F
 GLIBC_2.18 ftrylockfile F
 GLIBC_2.18 funlockfile F
 GLIBC_2.18 longjmp F
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/libpthread.abilist b/sysdeps/unix/sysv/linux/mips/mips32/libpthread.abilist
index b20a228e30..9e2b545569 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/mips/mips32/libpthread.abilist
@@ -25,7 +25,6 @@ GLIBC_2.0 _pthread_cleanup_push F
 GLIBC_2.0 _pthread_cleanup_push_defer F
 GLIBC_2.0 fcntl F
 GLIBC_2.0 flockfile F
-GLIBC_2.0 fsync F
 GLIBC_2.0 ftrylockfile F
 GLIBC_2.0 funlockfile F
 GLIBC_2.0 longjmp F
diff --git a/sysdeps/unix/sysv/linux/mips/mips64/libpthread.abilist b/sysdeps/unix/sysv/linux/mips/mips64/libpthread.abilist
index b20a228e30..9e2b545569 100644
--- a/sysdeps/unix/sysv/linux/mips/mips64/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/mips/mips64/libpthread.abilist
@@ -25,7 +25,6 @@ GLIBC_2.0 _pthread_cleanup_push F
 GLIBC_2.0 _pthread_cleanup_push_defer F
 GLIBC_2.0 fcntl F
 GLIBC_2.0 flockfile F
-GLIBC_2.0 fsync F
 GLIBC_2.0 ftrylockfile F
 GLIBC_2.0 funlockfile F
 GLIBC_2.0 longjmp F
diff --git a/sysdeps/unix/sysv/linux/nios2/libpthread.abilist b/sysdeps/unix/sysv/linux/nios2/libpthread.abilist
index b6ce6d132a..0c17862e76 100644
--- a/sysdeps/unix/sysv/linux/nios2/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/nios2/libpthread.abilist
@@ -45,7 +45,6 @@ GLIBC_2.21 _pthread_cleanup_push F
 GLIBC_2.21 _pthread_cleanup_push_defer F
 GLIBC_2.21 fcntl F
 GLIBC_2.21 flockfile F
-GLIBC_2.21 fsync F
 GLIBC_2.21 ftrylockfile F
 GLIBC_2.21 funlockfile F
 GLIBC_2.21 longjmp F
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/libpthread.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/libpthread.abilist
index c7839823a1..ce8dc9866e 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/libpthread.abilist
@@ -25,7 +25,6 @@ GLIBC_2.0 _pthread_cleanup_push F
 GLIBC_2.0 _pthread_cleanup_push_defer F
 GLIBC_2.0 fcntl F
 GLIBC_2.0 flockfile F
-GLIBC_2.0 fsync F
 GLIBC_2.0 ftrylockfile F
 GLIBC_2.0 funlockfile F
 GLIBC_2.0 longjmp F
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libpthread.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libpthread.abilist
index eb5b96affc..b19299796d 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/be/libpthread.abilist
@@ -68,7 +68,6 @@ GLIBC_2.3 _pthread_cleanup_push F
 GLIBC_2.3 _pthread_cleanup_push_defer F
 GLIBC_2.3 fcntl F
 GLIBC_2.3 flockfile F
-GLIBC_2.3 fsync F
 GLIBC_2.3 ftrylockfile F
 GLIBC_2.3 funlockfile F
 GLIBC_2.3 longjmp F
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libpthread.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libpthread.abilist
index b8c8317c03..a0d8afffa7 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/le/libpthread.abilist
@@ -45,7 +45,6 @@ GLIBC_2.17 _pthread_cleanup_push F
 GLIBC_2.17 _pthread_cleanup_push_defer F
 GLIBC_2.17 fcntl F
 GLIBC_2.17 flockfile F
-GLIBC_2.17 fsync F
 GLIBC_2.17 ftrylockfile F
 GLIBC_2.17 funlockfile F
 GLIBC_2.17 longjmp F
diff --git a/sysdeps/unix/sysv/linux/riscv/rv32/libpthread.abilist b/sysdeps/unix/sysv/linux/riscv/rv32/libpthread.abilist
index b70b4948a3..f85ca72c0b 100644
--- a/sysdeps/unix/sysv/linux/riscv/rv32/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/riscv/rv32/libpthread.abilist
@@ -50,7 +50,6 @@ GLIBC_2.33 cnd_signal F
 GLIBC_2.33 cnd_timedwait F
 GLIBC_2.33 cnd_wait F
 GLIBC_2.33 flockfile F
-GLIBC_2.33 fsync F
 GLIBC_2.33 ftrylockfile F
 GLIBC_2.33 funlockfile F
 GLIBC_2.33 lseek F
diff --git a/sysdeps/unix/sysv/linux/riscv/rv64/libpthread.abilist b/sysdeps/unix/sysv/linux/riscv/rv64/libpthread.abilist
index 3b2e318770..b9149422ca 100644
--- a/sysdeps/unix/sysv/linux/riscv/rv64/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/riscv/rv64/libpthread.abilist
@@ -45,7 +45,6 @@ GLIBC_2.27 _pthread_cleanup_push F
 GLIBC_2.27 _pthread_cleanup_push_defer F
 GLIBC_2.27 fcntl F
 GLIBC_2.27 flockfile F
-GLIBC_2.27 fsync F
 GLIBC_2.27 ftrylockfile F
 GLIBC_2.27 funlockfile F
 GLIBC_2.27 lseek F
diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/libpthread.abilist b/sysdeps/unix/sysv/linux/s390/s390-32/libpthread.abilist
index 5fa4c8a4ab..23d4215ddd 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-32/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/s390/s390-32/libpthread.abilist
@@ -25,7 +25,6 @@ GLIBC_2.0 _pthread_cleanup_push F
 GLIBC_2.0 _pthread_cleanup_push_defer F
 GLIBC_2.0 fcntl F
 GLIBC_2.0 flockfile F
-GLIBC_2.0 fsync F
 GLIBC_2.0 ftrylockfile F
 GLIBC_2.0 funlockfile F
 GLIBC_2.0 longjmp F
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/libpthread.abilist b/sysdeps/unix/sysv/linux/s390/s390-64/libpthread.abilist
index d09554633a..896f4eed0b 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-64/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/s390/s390-64/libpthread.abilist
@@ -49,7 +49,6 @@ GLIBC_2.2 _pthread_cleanup_push F
 GLIBC_2.2 _pthread_cleanup_push_defer F
 GLIBC_2.2 fcntl F
 GLIBC_2.2 flockfile F
-GLIBC_2.2 fsync F
 GLIBC_2.2 ftrylockfile F
 GLIBC_2.2 funlockfile F
 GLIBC_2.2 longjmp F
diff --git a/sysdeps/unix/sysv/linux/sh/be/libpthread.abilist b/sysdeps/unix/sysv/linux/sh/be/libpthread.abilist
index 2902c010a4..08dedb624f 100644
--- a/sysdeps/unix/sysv/linux/sh/be/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/sh/be/libpthread.abilist
@@ -47,7 +47,6 @@ GLIBC_2.2 _pthread_cleanup_push F
 GLIBC_2.2 _pthread_cleanup_push_defer F
 GLIBC_2.2 fcntl F
 GLIBC_2.2 flockfile F
-GLIBC_2.2 fsync F
 GLIBC_2.2 ftrylockfile F
 GLIBC_2.2 funlockfile F
 GLIBC_2.2 longjmp F
diff --git a/sysdeps/unix/sysv/linux/sh/le/libpthread.abilist b/sysdeps/unix/sysv/linux/sh/le/libpthread.abilist
index 2902c010a4..08dedb624f 100644
--- a/sysdeps/unix/sysv/linux/sh/le/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/sh/le/libpthread.abilist
@@ -47,7 +47,6 @@ GLIBC_2.2 _pthread_cleanup_push F
 GLIBC_2.2 _pthread_cleanup_push_defer F
 GLIBC_2.2 fcntl F
 GLIBC_2.2 flockfile F
-GLIBC_2.2 fsync F
 GLIBC_2.2 ftrylockfile F
 GLIBC_2.2 funlockfile F
 GLIBC_2.2 longjmp F
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/libpthread.abilist b/sysdeps/unix/sysv/linux/sparc/sparc32/libpthread.abilist
index 0a52ef31c6..870ad426e5 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc32/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/libpthread.abilist
@@ -25,7 +25,6 @@ GLIBC_2.0 _pthread_cleanup_push F
 GLIBC_2.0 _pthread_cleanup_push_defer F
 GLIBC_2.0 fcntl F
 GLIBC_2.0 flockfile F
-GLIBC_2.0 fsync F
 GLIBC_2.0 ftrylockfile F
 GLIBC_2.0 funlockfile F
 GLIBC_2.0 longjmp F
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/libpthread.abilist b/sysdeps/unix/sysv/linux/sparc/sparc64/libpthread.abilist
index c645bbf82d..6016ca8540 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc64/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/sparc/sparc64/libpthread.abilist
@@ -47,7 +47,6 @@ GLIBC_2.2 _pthread_cleanup_push F
 GLIBC_2.2 _pthread_cleanup_push_defer F
 GLIBC_2.2 fcntl F
 GLIBC_2.2 flockfile F
-GLIBC_2.2 fsync F
 GLIBC_2.2 ftrylockfile F
 GLIBC_2.2 funlockfile F
 GLIBC_2.2 longjmp F
diff --git a/sysdeps/unix/sysv/linux/x86_64/64/libpthread.abilist b/sysdeps/unix/sysv/linux/x86_64/64/libpthread.abilist
index b83c0462c1..342fb3e492 100644
--- a/sysdeps/unix/sysv/linux/x86_64/64/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/x86_64/64/libpthread.abilist
@@ -47,7 +47,6 @@ GLIBC_2.2.5 _pthread_cleanup_push F
 GLIBC_2.2.5 _pthread_cleanup_push_defer F
 GLIBC_2.2.5 fcntl F
 GLIBC_2.2.5 flockfile F
-GLIBC_2.2.5 fsync F
 GLIBC_2.2.5 ftrylockfile F
 GLIBC_2.2.5 funlockfile F
 GLIBC_2.2.5 longjmp F
diff --git a/sysdeps/unix/sysv/linux/x86_64/x32/libpthread.abilist b/sysdeps/unix/sysv/linux/x86_64/x32/libpthread.abilist
index f1197f99f8..e7d80268d4 100644
--- a/sysdeps/unix/sysv/linux/x86_64/x32/libpthread.abilist
+++ b/sysdeps/unix/sysv/linux/x86_64/x32/libpthread.abilist
@@ -45,7 +45,6 @@ GLIBC_2.16 _pthread_cleanup_push F
 GLIBC_2.16 _pthread_cleanup_push_defer F
 GLIBC_2.16 fcntl F
 GLIBC_2.16 flockfile F
-GLIBC_2.16 fsync F
 GLIBC_2.16 ftrylockfile F
 GLIBC_2.16 funlockfile F
 GLIBC_2.16 longjmp F
