Eng Rony hi ns users, i want to simulate GPSR protocol by using ns2.33 and after i do all changes required appear to me errors when type make "make: CXX@: Command not found" and "make: *** [common/packet.o] Error 127" inspite of from changes that must i do to remove "common/packet.o". the following is the full code when run configure and make: [EMAIL PROTECTED]:~$ cd ns-allinone-2.33 [EMAIL PROTECTED]:~/ns-allinone-2.33$ cd ns-2.33 [EMAIL PROTECTED]:~/ns-allinone-2.33/ns-2.33$ configure checking whether to use symlinks for manpages... no checking whether to compress the manpages... no checking whether to add a package name suffix for the manpages... no checking for gcc... gcc checking for C compiler default output file name... a.out checking whether the C compiler works... yes checking whether we are cross compiling... no checking for suffix of executables... checking for suffix of object files... o checking whether we are using the GNU C compiler... yes checking whether gcc accepts -g... yes checking for gcc option to accept ISO C89... none needed checking how to run the C preprocessor... gcc -E checking for grep that handles long lines and -e... /bin/grep checking for egrep... /bin/grep -E checking for ANSI C header files... yes checking for sys/types.h... yes checking for sys/stat.h... yes checking for stdlib.h... yes checking for string.h... yes checking for memory.h... yes checking for strings.h... yes checking for inttypes.h... yes checking for stdint.h... yes checking for unistd.h... yes checking dirent.h... yes checking errno.h usability... yes checking errno.h presence... yes checking for errno.h... yes checking float.h usability... yes checking float.h presence... yes checking for float.h... yes checking values.h usability... yes checking values.h presence... yes checking for values.h... yes checking limits.h usability... yes checking limits.h presence... yes checking for limits.h... yes checking for stdlib.h... (cached) yes checking for string.h... (cached) yes checking sys/wait.h usability... yes checking sys/wait.h presence... yes checking for sys/wait.h... yes checking dlfcn.h usability... yes checking dlfcn.h presence... yes checking for dlfcn.h... yes checking for unistd.h... (cached) yes checking sys/param.h usability... yes checking sys/param.h presence... yes checking for sys/param.h... yes checking if the compiler understands -pipe... yes checking for building with threads... no (default) checking for sin... no checking for main in -lieee... yes checking for main in -linet... no checking net/errno.h usability... no checking net/errno.h presence... no checking for net/errno.h... no checking for connect... yes checking for gethostbyname... yes checking how to build libraries... shared checking for ranlib... ranlib checking if 64bit support is requested... no checking if 64bit Sparc VIS support is requested... no checking system version... Linux-2.6.22-14-generic checking for dlopen in -ldl... yes checking for ar... ar checking for build with symbols... no checking for required early compiler flags... _LARGEFILE64_SOURCE checking for 64-bit integer type... long long checking for struct dirent64... no checking for struct stat64... yes checking for open64... yes checking for lseek64... yes checking for off64_t... yes checking whether byte ordering is bigendian... no checking for getcwd... yes checking for opendir... yes checking for strstr... yes checking for strtol... yes checking for strtoll... yes checking for strtoull... yes checking for tmpnam... yes checking for waitpid... yes checking for strerror... yes checking for getwd... yes checking for wait3... yes checking for uname... yes checking for realpath... yes checking sys/modem.h usability... no checking sys/modem.h presence... no checking for sys/modem.h... no checking termios vs. termio vs. sgtty... termios checking for fd_set in sys/types... yes checking whether struct tm is in sys/time.h or time.h... time.h checking sys/time.h usability... yes checking sys/time.h presence... yes checking for sys/time.h... yes checking whether time.h and sys/time.h may both be included... yes checking for struct tm.tm_zone... yes checking for gmtime_r... yes checking for localtime_r... yes checking tm_tzadj in struct tm... no checking tm_gmtoff in struct tm... yes checking long timezone variable... yes checking for struct stat.st_blksize... yes checking for fstatfs... yes checking for working memcmp... yes checking for memmove... yes checking proper strstr implementation... ok checking for strtoul... yes checking proper strtoul implementation... ok checking for strtod... yes checking proper strtod implementation... ok checking for strtod... (cached) yes checking for Solaris2.4/Tru64 strtod bugs... ok checking for mode_t... yes checking for pid_t... yes checking for size_t... yes checking for uid_t in sys/types.h... yes checking for socklen_t... yes checking for opendir... (cached) yes checking union wait... yes checking for strncasecmp... yes checking for BSDgettimeofday... no checking for gettimeofday... yes checking for gettimeofday declaration... present checking whether char is unsigned... no checking signed char declarations... yes checking for a putenv() that copies the buffer... no checking langinfo.h usability... yes checking langinfo.h presence... yes checking for langinfo.h... yes checking whether to use nl_langinfo... yes checking for fts... no checking sys/ioctl.h usability... yes checking sys/ioctl.h presence... yes checking for sys/ioctl.h... yes checking sys/filio.h usability... no checking sys/filio.h presence... no checking for sys/filio.h... no checking system version... (cached) Linux-2.6.22-14-generic checking FIONBIO vs. O_NONBLOCK for nonblocking I/O... O_NONBLOCK checking whether to enable DTrace support... no configure: creating ./config.status config.status: creating Makefile config.status: creating dltest/Makefile config.status: creating tclConfig.sh [EMAIL PROTECTED]:~/ns-allinone-2.33/ns-2.33$ make make: CXX@: Command not found make: *** [common/packet.o] Error 127 [EMAIL PROTECTED]:~/ns-allinone-2.33/ns-2.33$