The following is the compilation log produced for the new function that I
am writing. I'm doing this on a system in which the source code was removed
and later put back. Can anyone one clue me in here...be kind 
SRC = /mqclimat/grass/src
CMD = /mqclimat/grass/src/CMD
HEADER = sun
ARCH =
GISBASE = /mqclimat/grass
VERSION = 4.0 Summer 1991
#################################################################
/mqclimat/grass/src/sites/s.surf.krig
make -f OBJ/make.rules
/mqclimat/grass/gmake4.0 -all
SRC = /mqclimat/grass/src
CMD = /mqclimat/grass/src/CMD
HEADER = sun
ARCH =
GISBASE = /mqclimat/grass
VERSION = 4.0 Summer 1991
#################################################################
/mqclimat/grass/src/sites/s.surf.krig/cmd
make -f OBJ/make.rules
`/mqclimat/grass/etc/bin/main/cmd/s.surf.krig' is up to date.
mqatmos{chris}20 : rm /mqclimat/grass/etc/bin/main/cmd/s.surf.krig
mqatmos{chris}21 : gmake4.0
SRC = /mqclimat/grass/src
CMD = /mqclimat/grass/src/CMD
HEADER = sun
ARCH =
GISBASE = /mqclimat/grass
VERSION = 4.0 Summer 1991
#################################################################
/mqclimat/grass/src/sites/s.surf.krig
make -f OBJ/make.rules
/mqclimat/grass/gmake4.0 -all
SRC = /mqclimat/grass/src
CMD = /mqclimat/grass/src/CMD
HEADER = sun
ARCH =
GISBASE = /mqclimat/grass
VERSION = 4.0 Summer 1991
#################################################################
/mqclimat/grass/src/sites/s.surf.krig/cmd
make -f OBJ/make.rules
cc -s -o /mqclimat/grass/etc/bin/main/cmd/s.surf.krig OBJ/main.o OBJ/read_sites.o /mqclimat/grass/src/libes/LIB/libgis.a -lm
ld: /mqclimat/grass/src/libes/LIB/libgis.a: warning: table of contents for archive is out of date; rerun ranlib(1)
ld: Undefined symbol
_G_llres_format
_G__projection_name
_G_ascii_check
[whole long list of functions]
_G__check_for_auto_masking
_G_remove
*** Error code 2
make: Fatal error: Command failed for target `/mqclimat/grass/etc/bin/main/cmd/s.surf.krig'
Current working directory /mqclimat/grass/src/sites/s.surf.krig/cmd
*** Error code 1
make: Fatal error: Command failed for target `all'
cheers,
chris