Problem solved, Thanx to Peter A. Friend Thomas Singleton Thomas Singleton [Eidos] a écrit dans le message : 843j8g$len$1@news0.skynet.be... > hello, > in order to follow a book's test procedure to see if the compiling/linking > of C programs work, i created a hello.c > file with the famous 'printf("Hello World!");' then (always following the > instructions) did : > $gcc -c -Wall -D_GNU_SOURCE hello.c -o hello.o > then > $gcc -c hello.o hello.c > which reported : > gcc: hello.o : linker input file unused since linking not done > > i made a search for that message on gcc.gnu.org, and found a few linked > messages but they were all about merging two or more source into the same > object which is not my case, so i decided to post this > > Thank you for any advices > Thomas > > i'm using RH 6.0 with kernel 2.2.5-15 and gcc --version reported : > egcs-2.91.66 > >