Determining if the pthread_create exist failed with the following output:
Change Dir: /root/ceph/build/CMakeFiles/CMakeTmp

Run Build Command:/usr/bin/gmake "cmTryCompileExec4044095628/fast"
/usr/bin/gmake -f CMakeFiles/cmTryCompileExec4044095628.dir/build.make CMakeFiles/cmTryCompileExec4044095628.dir/build
gmake[1]: Entering directory `/root/ceph/build/CMakeFiles/CMakeTmp'
/usr/bin/cmake -E cmake_progress_report /root/ceph/build/CMakeFiles/CMakeTmp/CMakeFiles 1
Building C object CMakeFiles/cmTryCompileExec4044095628.dir/CheckSymbolExists.c.o
/usr/bin/cc    -o CMakeFiles/cmTryCompileExec4044095628.dir/CheckSymbolExists.c.o   -c /root/ceph/build/CMakeFiles/CMakeTmp/CheckSymbolExists.c
Linking C executable cmTryCompileExec4044095628
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTryCompileExec4044095628.dir/link.txt --verbose=1
/usr/bin/cc       CMakeFiles/cmTryCompileExec4044095628.dir/CheckSymbolExists.c.o  -o cmTryCompileExec4044095628 -rdynamic 
CMakeFiles/cmTryCompileExec4044095628.dir/CheckSymbolExists.c.o: In function `main':
CheckSymbolExists.c:(.text+0x16): undefined reference to `pthread_create'
collect2: error: ld returned 1 exit status
gmake[1]: Leaving directory `/root/ceph/build/CMakeFiles/CMakeTmp'
gmake[1]: *** [cmTryCompileExec4044095628] Error 1
gmake: *** [cmTryCompileExec4044095628/fast] Error 2

File /root/ceph/build/CMakeFiles/CMakeTmp/CheckSymbolExists.c:
/* */
#include <pthread.h>

int main(int argc, char** argv)
{
  (void)argv;
#ifndef pthread_create
  return ((int*)(&pthread_create))[argc];
#else
  (void)argc;
  return 0;
#endif
}

Determining if the function pthread_create exists in the pthreads failed with the following output:
Change Dir: /root/ceph/build/CMakeFiles/CMakeTmp

Run Build Command:/usr/bin/gmake "cmTryCompileExec1133153953/fast"
/usr/bin/gmake -f CMakeFiles/cmTryCompileExec1133153953.dir/build.make CMakeFiles/cmTryCompileExec1133153953.dir/build
gmake[1]: Entering directory `/root/ceph/build/CMakeFiles/CMakeTmp'
/usr/bin/cmake -E cmake_progress_report /root/ceph/build/CMakeFiles/CMakeTmp/CMakeFiles 1
Building C object CMakeFiles/cmTryCompileExec1133153953.dir/CheckFunctionExists.c.o
/usr/bin/cc   -DCHECK_FUNCTION_EXISTS=pthread_create   -o CMakeFiles/cmTryCompileExec1133153953.dir/CheckFunctionExists.c.o   -c /usr/share/cmake/Modules/CheckFunctionExists.c
Linking C executable cmTryCompileExec1133153953
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTryCompileExec1133153953.dir/link.txt --verbose=1
/usr/bin/cc   -DCHECK_FUNCTION_EXISTS=pthread_create    CMakeFiles/cmTryCompileExec1133153953.dir/CheckFunctionExists.c.o  -o cmTryCompileExec1133153953 -rdynamic -lpthreads 
/usr/bin/ld: cannot find -lpthreads
collect2: error: ld returned 1 exit status
gmake[1]: Leaving directory `/root/ceph/build/CMakeFiles/CMakeTmp'
gmake[1]: *** [cmTryCompileExec1133153953] Error 1
gmake: *** [cmTryCompileExec1133153953/fast] Error 2


Determining if the function pthread_set_name_np exists failed with the following output:
Change Dir: /root/ceph/build/CMakeFiles/CMakeTmp

Run Build Command:/usr/bin/gmake "cmTryCompileExec1281900563/fast"
/usr/bin/gmake -f CMakeFiles/cmTryCompileExec1281900563.dir/build.make CMakeFiles/cmTryCompileExec1281900563.dir/build
gmake[1]: Entering directory `/root/ceph/build/CMakeFiles/CMakeTmp'
/usr/bin/cmake -E cmake_progress_report /root/ceph/build/CMakeFiles/CMakeTmp/CMakeFiles 1
Building C object CMakeFiles/cmTryCompileExec1281900563.dir/CheckFunctionExists.c.o
/usr/bin/cc   -DCHECK_FUNCTION_EXISTS=pthread_set_name_np   -o CMakeFiles/cmTryCompileExec1281900563.dir/CheckFunctionExists.c.o   -c /usr/share/cmake/Modules/CheckFunctionExists.c
Linking C executable cmTryCompileExec1281900563
/usr/bin/cmake -E cmake_link_script CMakeFiles/cmTryCompileExec1281900563.dir/link.txt --verbose=1
/usr/bin/cc   -DCHECK_FUNCTION_EXISTS=pthread_set_name_np    CMakeFiles/cmTryCompileExec1281900563.dir/CheckFunctionExists.c.o  -o cmTryCompileExec1281900563 -rdynamic -lpthread 
CMakeFiles/cmTryCompileExec1281900563.dir/CheckFunctionExists.c.o: In function `main':
CheckFunctionExists.c:(.text+0x15): undefined reference to `pthread_set_name_np'
collect2: error: ld returned 1 exit status
gmake[1]: Leaving directory `/root/ceph/build/CMakeFiles/CMakeTmp'
gmake[1]: *** [cmTryCompileExec1281900563] Error 1
gmake: *** [cmTryCompileExec1281900563/fast] Error 2


Performing C SOURCE FILE Test HAVE_STAT_ST_MTIMESPEC_TV_NSEC failed with the following output:
Change Dir: /root/ceph/build/CMakeFiles/CMakeTmp

Run Build Command:/usr/bin/gmake "cmTryCompileExec2997869652/fast"
/usr/bin/gmake -f CMakeFiles/cmTryCompileExec2997869652.dir/build.make CMakeFiles/cmTryCompileExec2997869652.dir/build
gmake[1]: Entering directory `/root/ceph/build/CMakeFiles/CMakeTmp'
/usr/bin/cmake -E cmake_progress_report /root/ceph/build/CMakeFiles/CMakeTmp/CMakeFiles 1
Building C object CMakeFiles/cmTryCompileExec2997869652.dir/src.c.o
/usr/bin/cc   -DHAVE_STAT_ST_MTIMESPEC_TV_NSEC   -o CMakeFiles/cmTryCompileExec2997869652.dir/src.c.o   -c /root/ceph/build/CMakeFiles/CMakeTmp/src.c
/root/ceph/build/CMakeFiles/CMakeTmp/src.c: In function ‘main’:
/root/ceph/build/CMakeFiles/CMakeTmp/src.c:7:7: error: ‘struct stat’ has no member named ‘st_mtimespec’
    tmp->st_mtimespec.tv_nsec;
       ^
gmake[1]: Leaving directory `/root/ceph/build/CMakeFiles/CMakeTmp'
gmake[1]: *** [CMakeFiles/cmTryCompileExec2997869652.dir/src.c.o] Error 1
gmake: *** [cmTryCompileExec2997869652/fast] Error 2

Source file was:

#include <sys/stat.h>

int main()
{
   struct stat* tmp;
   tmp->st_mtimespec.tv_nsec;
  return 0;
}