diff --git a/src/cigraph/src/config.h b/src/cigraph/src/config.h
index ee903c8..e69de29 100644
--- a/src/cigraph/src/config.h
+++ b/src/cigraph/src/config.h
@@ -1,134 +0,0 @@
-/* src/config.h.  Generated from config.h.in by configure.  */
-/* src/config.h.in.  Generated from configure.ac by autoheader.  */
-
-/* Define to 1 if you have the `expm1' function. */
-#define HAVE_EXPM1 1
-
-/* Define to 1 if you have the `finite' function. */
-#define HAVE_FINITE 1
-
-/* Define to 1 if you have the `fmin' function. */
-#define HAVE_FMIN 1
-
-/* Define to 1 if using the GNU fortran compiler */
-#define HAVE_GFORTRAN 1
-
-/* Define to 1 if you have the GLPK library */
-#define HAVE_GLPK 1
-
-/* Define to 1 if you have the GMP library */
-#define HAVE_GMP 1
-
-/* Define to 1 if you have the <inttypes.h> header file. */
-#define HAVE_INTTYPES_H 1
-
-/* Define to 1 if you have the libxml2 libraries installed */
-#define HAVE_LIBXML 1
-
-/* Define to 1 if you have the `log1p' function. */
-#define HAVE_LOG1P 1
-
-/* Define to 1 if you have the `log2' function. */
-#define HAVE_LOG2 1
-
-/* Define to 1 if you have the `logbl' function. */
-#define HAVE_LOGBL 1
-
-/* Define to 1 if you have the <memory.h> header file. */
-#define HAVE_MEMORY_H 1
-
-/* Define to 1 if you have the <netinet/in.h> header file. */
-#define HAVE_NETINET_IN_H 1
-
-/* Define to 1 if you have the <net/if_dl.h> header file. */
-/* #undef HAVE_NET_IF_DL_H */
-
-/* Define to 1 if you have the <net/if.h> header file. */
-#define HAVE_NET_IF_H 1
-
-/* Define to 1 if you have the `rint' function. */
-#define HAVE_RINT 1
-
-/* Define to 1 if you have the `rintf' function. */
-#define HAVE_RINTF 1
-
-/* Define to 1 if you have the `round' function. */
-#define HAVE_ROUND 1
-
-/* Define if struct sockaddr contains sa_len */
-/* #undef HAVE_SA_LEN */
-
-/* Define to 1 if you have the `snprintf' function. */
-#define HAVE_SNPRINTF 1
-
-/* Define to 1 if you have the <stdint.h> header file. */
-#define HAVE_STDINT_H 1
-
-/* Define to 1 if you have the <stdlib.h> header file. */
-#define HAVE_STDLIB_H 1
-
-/* Define to 1 if you have the `stpcpy' function. */
-#define HAVE_STPCPY 1
-
-/* Define to 1 if the stpcpy function has a signature */
-#define HAVE_STPCPY_SIGNATURE 1
-
-/* Define to 1 if you have the <strings.h> header file. */
-#define HAVE_STRINGS_H 1
-
-/* Define to 1 if you have the <string.h> header file. */
-#define HAVE_STRING_H 1
-
-/* Define to 1 if you have the <sys/file.h> header file. */
-#define HAVE_SYS_FILE_H 1
-
-/* Define to 1 if you have the <sys/ioctl.h> header file. */
-#define HAVE_SYS_IOCTL_H 1
-
-/* Define to 1 if you have the <sys/socket.h> header file. */
-#define HAVE_SYS_SOCKET_H 1
-
-/* Define to 1 if you have the <sys/sockio.h> header file. */
-/* #undef HAVE_SYS_SOCKIO_H */
-
-/* Define to 1 if you have the <sys/stat.h> header file. */
-#define HAVE_SYS_STAT_H 1
-
-/* Define to 1 if you have the <sys/time.h> header file. */
-#define HAVE_SYS_TIME_H 1
-
-/* Define to 1 if you have the <sys/types.h> header file. */
-#define HAVE_SYS_TYPES_H 1
-
-/* Define to 1 if you have the <sys/un.h> header file. */
-#define HAVE_SYS_UN_H 1
-
-/* Define to 1 if you have the sys/times.h header */
-#define HAVE_TIMES_H 1
-
-/* Define to 1 if you have the <unistd.h> header file. */
-#define HAVE_UNISTD_H 1
-
-/* We don't care about thread-local storage in R */
-#define IGRAPH_THREAD_LOCAL /**/
-
-/* Define to the address where bug reports for this package should be sent. */
-#define PACKAGE_BUGREPORT "csardi.gabor@gmail.com"
-
-/* Define to the full name of this package. */
-#define PACKAGE_NAME "igraph"
-
-/* Define to the full name and version of this package. */
-#define PACKAGE_STRING "igraph 1.1.0"
-
-/* Define to the one symbol short name of this package. */
-#define PACKAGE_TARNAME "igraph"
-
-/* Define to the home page for this package. */
-#define PACKAGE_URL ""
-
-/* Define to the version of this package. */
-#define PACKAGE_VERSION "1.1.0"
-
-/* Define to 1 if you have the ANSI C header files. */
-#define STDC_HEADERS 1