Hi All, i'm on a debian linux 64bit, i'm tying to install the netcdf intraface, i tried both ncdf and ncdf4 but trying to build i received the error : (i have necdf installed on my machine and it is able to fiund it .. no missed .h) epy at epinux:~$ sudo R CMD INSTALL --configure-args="-with-netcdf_incdir=/usr/include -with-netcdf_libdir=/usr/lib" ncdf4_1.8.tar.gz * installing to library ?/usr/local/lib/R/site-library? * installing *source* package ?ncdf4? ... checking for nc-config... yes Using nc-config: nc-config Output of nc-config --all: This netCDF 4.2.1.1 has been built with the following features: --cc -> gcc --cflags -> -I/usr/local/include -I/usr/local/include --libs -> -L/usr/local/lib -lnetcdf --has-c++ -> no --cxx -> --has-c++4 -> no --cxx4 -> --fc -> --fflags -> --flibs -> --has-f90 -> no --has-dap -> yes --has-nc2 -> yes --has-nc4 -> yes --has-hdf5 -> yes --has-hdf4 -> no --has-pnetcdf-> no --has-szlib -> --prefix -> /usr/local --includedir-> /usr/local/include --version -> netCDF 4.2.1.1 --- netcdf.m4: about to set rpath, here is source string: >-L/usr/local/lib -lnetcdf< netcdf.m4: final rpath: -Wl,-rpath,/usr/local/lib Netcdf library version: netCDF 4.2.1.1 Netcdf library has version 4 interface present: yes Netcdf library was compiled with C compiler: gcc configure: creating ./config.status config.status: creating R/load.R config.status: creating src/Makevars ********************** Results of ncdf4 package configure ******************* netCDF v4 CPP flags = -I/usr/local/include -I/usr/local/include netCDF v4 LD flags = -Wl,-rpath,/usr/local/lib -L/usr/local/lib -lnetcdf netCDF v4 runtime path = -Wl,-rpath,/usr/local/lib ****************************************************************************** ** libs gcc -std=gnu99 -I/usr/share/R/include -DNDEBUG -I/usr/local/include -I/usr/local/include -fpic -O2 -pipe -g -c ncdf.c -o ncdf.o ncdf.c: In function ?R_nc4_nctype_to_Rtypecode?: ncdf.c:40:18: error: ?NC_INT? undeclared (first use in this function) ncdf.c:40:18: note: each undeclared identifier is reported only once for each function it appears in ncdf.c:49:18: error: ?NC_UBYTE? undeclared (first use in this function) ncdf.c:51:18: error: ?NC_USHORT? undeclared (first use in this function) ncdf.c:53:18: error: ?NC_UINT? undeclared (first use in this function) ncdf.c:55:18: error: ?NC_INT64? undeclared (first use in this function) ncdf.c:57:18: error: ?NC_UINT64? undeclared (first use in this function) ncdf.c: In function ?R_nc4_varsize?: ncdf.c:69:28: error: ?NC_MAX_DIMS? undeclared (first use in this function) ncdf.c:75:2: warning: implicit declaration of function ?nc_inq_varndims? [-Wimplicit-function-declaration] ncdf.c:78:4: warning: implicit declaration of function ?nc_strerror? [-Wimplicit-function-declaration] ncdf.c:84:2: warning: implicit declaration of function ?nc_inq_vardimid? [-Wimplicit-function-declaration] ncdf.c:94:3: warning: implicit declaration of function ?nc_inq_dimlen? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_inq_varunlim?: ncdf.c:112:2: warning: implicit declaration of function ?nc_inq_unlimdim? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_inq_var?: ncdf.c:152:2: warning: implicit declaration of function ?nc_inq_var? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_inq_vartype?: ncdf.c:168:2: warning: implicit declaration of function ?nc_inq_vartype? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_inq_varname?: ncdf.c:181:2: warning: implicit declaration of function ?nc_inq_varname? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_get_vara_double?: ncdf.c:214:2: warning: implicit declaration of function ?nc_get_vara_double? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_get_vara_int?: ncdf.c:257:2: warning: implicit declaration of function ?nc_get_vara_int? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_get_vara_text?: ncdf.c:313:2: warning: implicit declaration of function ?nc_get_vara_text? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_inq_dimid?: ncdf.c:345:2: warning: implicit declaration of function ?nc_inq_dimid? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_inq_varid?: ncdf.c:355:2: warning: implicit declaration of function ?nc_inq_varid? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_inq_dimids?: ncdf.c:377:9: warning: implicit declaration of function ?nc_inq_dimids? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_inq_dim?: ncdf.c:387:12: error: ?NC_MAX_NAME? undeclared (first use in this function) ncdf.c:391:2: warning: implicit declaration of function ?nc_inq_dim? [-Wimplicit-function-declaration] ncdf.c:408:2: warning: implicit declaration of function ?nc_inq_unlimdims? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_inq?: ncdf.c:451:2: warning: implicit declaration of function ?nc_inq? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_open?: ncdf.c:475:2: warning: implicit declaration of function ?nc_open? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_create?: ncdf.c:499:15: error: ?NC_SHARE? undeclared (first use in this function) ncdf.c:501:15: error: ?NC_64BIT_OFFSET? undeclared (first use in this function) ncdf.c:503:15: error: ?NC_NETCDF4? undeclared (first use in this function) ncdf.c:505:2: warning: implicit declaration of function ?nc_create? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_ttc_to_nctype?: ncdf.c:518:11: error: ?NC_INT? undeclared (first use in this function) ncdf.c: In function ?R_nc4_put_att_logical?: ncdf.c:554:4: warning: implicit declaration of function ?nc_put_att_float? [-Wimplicit-function-declaration] ncdf.c:564:4: warning: implicit declaration of function ?nc_put_att_double? [-Wimplicit-function-declaration] ncdf.c:579:3: warning: implicit declaration of function ?nc_put_att_int? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_put_att_text?: ncdf.c:633:2: warning: implicit declaration of function ?nc_put_att_text? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_get_att_int?: ncdf.c:645:2: warning: implicit declaration of function ?nc_get_att_int? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_get_att_double?: ncdf.c:653:2: warning: implicit declaration of function ?nc_get_att_double? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_inq_att?: ncdf.c:669:2: warning: implicit declaration of function ?nc_inq_att? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_get_att_text?: ncdf.c:698:2: warning: implicit declaration of function ?nc_get_att_text? [-Wimplicit-function-declaration] ncdf.c:705:2: warning: implicit declaration of function ?nc_inq_attlen? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_put_vara_double?: ncdf.c:753:2: warning: implicit declaration of function ?nc_put_vara_double? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_put_vara_int?: ncdf.c:780:2: warning: implicit declaration of function ?nc_put_vara_int? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_put_var_int?: ncdf.c:789:2: warning: implicit declaration of function ?nc_put_var_int? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_put_var_double?: ncdf.c:798:2: warning: implicit declaration of function ?nc_put_var_double? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_put_vara_text?: ncdf.c:835:3: warning: implicit declaration of function ?nc_put_vara_text? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_def_var_byte?: ncdf.c:947:2: warning: implicit declaration of function ?nc_def_var? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_def_var_int?: ncdf.c:964:3: error: ?NC_INT? undeclared (first use in this function) ncdf.c: In function ?R_nc4_def_dim?: ncdf.c:1043:2: warning: implicit declaration of function ?nc_def_dim? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_redef?: ncdf.c:1054:2: warning: implicit declaration of function ?nc_redef? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_rename_var?: ncdf.c:1063:2: warning: implicit declaration of function ?nc_rename_var? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_inq_attname?: ncdf.c:1072:2: warning: implicit declaration of function ?nc_inq_attname? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_def_var_chunking?: ncdf.c:1102:16: error: ?NC_CONTIGUOUS? undeclared (first use in this function) ncdf.c:1104:16: error: ?NC_CHUNKED? undeclared (first use in this function) ncdf.c:1116:2: warning: implicit declaration of function ?nc_def_var_chunking? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_inq_var_chunking?: ncdf.c:1139:2: warning: implicit declaration of function ?nc_inq_var_chunking? [-Wimplicit-function-declaration] ncdf.c:1145:20: error: ?NC_CONTIGUOUS? undeclared (first use in this function) ncdf.c:1147:25: error: ?NC_CHUNKED? undeclared (first use in this function) ncdf.c: In function ?R_nc4_inq_var_deflate?: ncdf.c:1173:2: warning: implicit declaration of function ?nc_inq_var_deflate? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_def_var_deflate?: ncdf.c:1212:2: warning: implicit declaration of function ?nc_def_var_deflate? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_inq_ngroups?: ncdf.c:1227:2: warning: implicit declaration of function ?nc_inq_grps? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_grpname?: ncdf.c:1307:2: warning: implicit declaration of function ?nc_inq_grpname_len? [-Wimplicit-function-declaration] ncdf.c:1317:2: warning: implicit declaration of function ?nc_inq_grpname? [-Wimplicit-function-declaration] ncdf.c: In function ?R_nc4_inq_format?: ncdf.c:1364:2: warning: implicit declaration of function ?nc_inq_format? [-Wimplicit-function-declaration] ncdf.c:1374:8: error: ?NC_FORMAT_CLASSIC? undeclared (first use in this function) ncdf.c:1378:8: error: ?NC_FORMAT_64BIT? undeclared (first use in this function) ncdf.c:1382:8: error: ?NC_FORMAT_NETCDF4? undeclared (first use in this function) ncdf.c:1386:8: error: ?NC_FORMAT_NETCDF4_CLASSIC? undeclared (first use in this function) make: *** [ncdf.o] Error 1 ERROR: compilation failed for package ?ncdf4? * removing ?/usr/local/lib/R/site-library/ncdf4? Thanks for any help! Massimo.