Hi, I really hope you can help me, I’m trying this for 10h. I’m following your instruction: https://osmocom.org/projects/gr-gsm/wiki/Installation https://osmocom.org/projects/libosmocore/wiki/Libosmocore Installing gr-gsm I stay still at cmake .., for libosmocore (No package 'libosmocoding' found) So I try to install libosmocore, everything work up to make command. Infact give a lot of error, here: Air-di-Andrea:libosmocore andreapellegrin$ make /Applications/Xcode.app/Contents/Developer/usr/bin/make all-recursive Making all in include /Applications/Xcode.app/Contents/Developer/usr/bin/make all-am make[3]: Nothing to be done for `all-am'. Making all in src /Applications/Xcode.app/Contents/Developer/usr/bin/make all-am CC timer_clockgettime.lo timer_clockgettime.c:78:7: error: use of undeclared identifier 'CLOCK_REALTIME_COARSE' case CLOCK_REALTIME_COARSE: ^ timer_clockgettime.c:82:7: error: use of undeclared identifier 'CLOCK_MONOTONIC_COARSE'; did you mean '_CLOCK_MONOTONIC_RAW'? case CLOCK_MONOTONIC_COARSE: ^~~~~~~~~~~~~~~~~~~~~~ _CLOCK_MONOTONIC_RAW /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk/usr/include/time.h:158:1: note: '_CLOCK_MONOTONIC_RAW' declared here _CLOCK_MONOTONIC_RAW __CLOCK_AVAILABILITY = 4, ^ timer_clockgettime.c:86:7: error: use of undeclared identifier 'CLOCK_BOOTTIME'; did you mean '_CLOCK_REALTIME'? case CLOCK_BOOTTIME: ^~~~~~~~~~~~~~ _CLOCK_REALTIME /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk/usr/include/time.h:153:1: note: '_CLOCK_REALTIME' declared here _CLOCK_REALTIME __CLOCK_AVAILABILITY = 0, ^ timer_clockgettime.c:86:7: error: duplicate case value '_CLOCK_REALTIME' case CLOCK_BOOTTIME: ^ timer_clockgettime.c:76:7: note: previous case defined here case CLOCK_REALTIME: ^ /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk/usr/include/time.h:154:24: note: expanded from macro 'CLOCK_REALTIME' #define CLOCK_REALTIME _CLOCK_REALTIME ^ timer_clockgettime.c:84:7: error: duplicate case value '_CLOCK_MONOTONIC_RAW' case CLOCK_MONOTONIC_RAW: ^ /Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX10.14.sdk/usr/include/time.h:159:29: note: expanded from macro 'CLOCK_MONOTONIC_RAW' #define CLOCK_MONOTONIC_RAW _CLOCK_MONOTONIC_RAW ^ timer_clockgettime.c:82:7: note: previous case defined here case CLOCK_MONOTONIC_COARSE: ^ 5 errors generated. make[3]: *** [timer_clockgettime.lo] Error 1 make[2]: *** [all] Error 2 make[1]: *** [all-recursive] Error 1 make: *** [all] Error 2 Air-di-Andrea:libosmocore andreapellegrin$ I’m really desperate, hoping you can help me! Really thanks. Andrew