Hi I've never heard of this application, but your error suggests that the pthread library is not being included in your link. Depending on how you generate your makefile, you can either go back and ensure that pthread gets included or edit the makefile. BW Nick On Friday 14 March 2008 03:49:04 Y Uanlux wrote: > Hi > Has any one successfully compiled jp-icalendar on Fedora? if you you > have binary rpm, please share. > > My process ended with error. not sure how to fix it. here is the end > part of compilation message. > > thanks for info > > Y > > ./libical/src/libical/.libs/libical.so: undefined reference to > `pthread_key_create' > ./libical/src/libical/.libs/libical.so: undefined reference to > `pthread_once' ./libical/src/libical/.libs/libical.so: undefined reference > to > `pthread_getspecific' > ./libical/src/libical/.libs/libical.so: undefined reference to > `pthread_setspecific' > collect2: ld returned 1 exit status > make[2]: *** [icalendar-import] Error 1 > make[2]: Leaving directory `/temp/jp-icalendar-0.04/trunk' > make[1]: *** [all-recursive] Error 1 > make[1]: Leaving directory `/temp/jp-icalendar-0.04/trunk' > make: *** [all] Error 2