configure: WARNING: texi2dvi: program not found: building pdf version of manual will not work
configure: WARNING: ${top_srcdir}/build-aux/missing indent does not appear to be GNU indent; 'make indent' may not function properly
../source_subfolder/src/misc.c:515:40: warning: passing 'unsigned char *' to parameter of type 'const char *' converts between pointers to integer types with different sign [-Wpointer-sign]
                        esc_char = (unsigned char) strtoul (array + 1, NULL, 8);
                                                            ^~~~~~~~~
/usr/include/stdlib.h:180:58: note: passing argument to parameter '__nptr' here
extern unsigned long int strtoul (const char *__restrict __nptr,
                                                         ^
../source_subfolder/src/misc.c:537:40: warning: passing 'unsigned char *' to parameter of type 'const char *' converts between pointers to integer types with different sign [-Wpointer-sign]
                        esc_char = (unsigned char) strtoul (array + 2, NULL, 16);
                                                            ^~~~~~~~~
/usr/include/stdlib.h:180:58: note: passing argument to parameter '__nptr' here
extern unsigned long int strtoul (const char *__restrict __nptr,
                                                         ^
2 warnings generated.
../source_subfolder/src/misc.c:515:40: warning: passing 'unsigned char *' to parameter of type 'const char *' converts between pointers to integer types with different sign [-Wpointer-sign]
                        esc_char = (unsigned char) strtoul (array + 1, NULL, 8);
                                                            ^~~~~~~~~
/usr/include/stdlib.h:180:58: note: passing argument to parameter '__nptr' here
extern unsigned long int strtoul (const char *__restrict __nptr,
                                                         ^
../source_subfolder/src/misc.c:537:40: warning: passing 'unsigned char *' to parameter of type 'const char *' converts between pointers to integer types with different sign [-Wpointer-sign]
                        esc_char = (unsigned char) strtoul (array + 2, NULL, 16);
                                                            ^~~~~~~~~
/usr/include/stdlib.h:180:58: note: passing argument to parameter '__nptr' here
extern unsigned long int strtoul (const char *__restrict __nptr,
                                                         ^
2 warnings generated.
CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_EXPORT_NO_PACKAGE_REGISTRY