Installing package into ‘/usr/lib64/R/library’
(as ‘lib’ is unspecified)
--- Please select a CRAN mirror for use in this session ---
trying URL 'https://cloud.r-project.org/src/contrib/RODBC_1.3-13.tar.gz'
Content type 'application/x-gzip' length 1157108 bytes (1.1 MB)
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downloaded 1.1 MB

* installing *source* package ‘RODBC’ ...
** package ‘RODBC’ successfully unpacked and MD5 sums checked
checking for gcc... gcc -m64 -std=gnu99
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 -m64 -std=gnu99 accepts -g... yes
checking for gcc -m64 -std=gnu99 option to accept ANSI C... none needed
checking how to run the C preprocessor... gcc -m64 -std=gnu99 -E
checking for egrep... 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 sql.h usability... yes
checking sql.h presence... yes
checking for sql.h... yes
checking sqlext.h usability... yes
checking sqlext.h presence... yes
checking for sqlext.h... yes
checking for library containing SQLTables... -lodbc
checking for SQLLEN... yes
checking for SQLULEN... yes
checking for long... yes
checking size of long... 8
configure: creating ./config.status
config.status: creating src/Makevars
config.status: creating src/config.h
** libs
gcc -m64 -std=gnu99 -I/usr/include/R -DNDEBUG -I. -I/usr/local/include    -fpic  -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m64 -mtune=generic -fpic -fPIC   -c RODBC.c -o RODBC.o
gcc -m64 -std=gnu99 -shared -L/usr/lib64/R/lib -ldl -lpthread -lc -lrt -lcurl -lidn -lssh2 -lssh2 -lssl -lcrypto -lssl -lcrypto -lgssapi_krb5 -lkrb5 -lk5crypto -lcom_err -lldap -lz -lrt -o RODBC.so RODBC.o -lodbc -L/usr/lib64/R/lib -lR
/usr/bin/ld: cannot find -lcurl
collect2: ld returned 1 exit status
make: *** [RODBC.so] Error 1
ERROR: compilation failed for package ‘RODBC’
* removing ‘/usr/lib64/R/library/RODBC’

The downloaded source packages are in
	‘/tmp/RtmpfakkRg/downloaded_packages’
Updating HTML index of packages in '.Library'
Making 'packages.html' ... done
Warning message:
In install.packages("RODBC") :
  installation of package ‘RODBC’ had non-zero exit status