"vinod" <vinod.nanjaiah@xxxxxxxxx> writes: > When I compile my code : > root@acer:~# gcc -o addrecord $(mysql_config --cflags) addrecord.c > $(mysql_config --libs) > addrecord.c: In function 'main': > addrecord.c:48: warning: incompatible implicit declaration of built-in > function 'exit' > addrecord.c:56: warning: incompatible implicit declaration of built-in > function 'exit' > /tmp/ccS06Hax.o: In function `main': > addrecord.c:(.text+0x191): undefined reference to `strmov' > collect2: ld returned 1 exit status > but it's didn't output createtable exe , what's happening ? Your code calls the function strmov, but strmov is not defined anywhere. Ian