Compilation Error in RedHat linux (gcc version 4.1.2 20080704 (Red Hat 4.1.2-50)

[priancho]

Error messages are as follows,

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creating Makefile compiling export.cpp In file included from /opt/services/nlp/local/include/simstring/memory_mapped_file.h:62:0, from /opt/services/nlp/local/include/simstring/simstring.h:52, from export.cpp:8: /opt/services/nlp/local/include/simstring/memory_mapped_file_posix.h: In member function ‘void memory_mapped_file_posix::open(const string&, std::ios_base::openmode)’: /opt/services/nlp/local/include/simstring/memory_mapped_file_posix.h:91:17: error: ‘::close’ has not been declared ::close(m_fd); ^ /opt/services/nlp/local/include/simstring/memory_mapped_file_posix.h: In member function ‘void memory_mapped_file_posix::close()’: /opt/services/nlp/local/include/simstring/memory_mapped_file_posix.h:106:13: error: ‘::close’ has not been declared ::close(m_fd); ^ /opt/services/nlp/local/include/simstring/memory_mapped_file_posix.h: In member function ‘bool memory_mapped_file_posix::resize(memory_mapped_file_posix::size_type)’: /opt/services/nlp/local/include/simstring/memory_mapped_file_posix.h:126:17: error: ‘::lseek’ has not been declared if (::lseek(m_size, size, SEEK_SET) >= 0) { ^ /opt/services/nlp/local/include/simstring/memory_mapped_file_posix.h:128:48: error: ‘read’ was not declared in this scope if (read(m_fd, &c, sizeof(char)) == -1) { ^ /opt/services/nlp/local/include/simstring/memory_mapped_file_posix.h:131:49: error: ‘write’ was not declared in this scope if (write(m_fd, &c, sizeof(char)) == -1) { ^ make: *** [export.o] Error 1

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I changed export.cpp:8 line from #include < simstring/simstring.h > to #include <../../include/simstring/simstring.h>.

And it works fine.