Compile errors in gsm-shield-arduino

Hi, I have just installed arduino ide and added gsm-sheild-arduino ( Google Code Archive - Long-term storage for Google Code Project Hosting. ) library to it. But when I try to verify any of the examples from GSMSHIELD I get following errors. Am I doing sth wrong? I don't have problems with other examples.

/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp: In member function 'char SIMCOM900::forceON()':
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:19:16: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp: In member function 'int SIMCOM900::configandwait(char*)':
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:55:19: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:67:17: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:70:17: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp: In member function 'int SIMCOM900::readCellData(int&, int&, long int&, long int&)':
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:111:17: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:112:17: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:128:17: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp: In member function 'boolean SIMCOM900::readSMS(char*, int, char*, int)':
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:147:17: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:204:17: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp: In member function 'int SIMCOM900::setPIN(char*)':
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:267:15: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp: In member function 'int SIMCOM900::changeNSIPmode(char)':
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:287:17: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp: In member function 'int SIMCOM900::getCCI(char*)':
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:306:17: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp: In member function 'int SIMCOM900::getIMEI(char*)':
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:331:17: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp: In member function 'byte GSM::CheckRegistration()':
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:469:17: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp: In member function 'char GSM::GetPhoneNumber(byte, char*)':
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:748:15: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp: In member function 'char GSM::WritePhoneNumber(byte, char*)':
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:822:15: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:824:15: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:826:15: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp: In member function 'char GSM::DelPhoneNumber(byte)':
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:878:15: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers
/usr/share/arduino/libraries/GSMSHIELD/SIM900.cpp:880:15: error: reinterpret_cast from type 'const char*' to type '__FlashStringHelper*' casts away qualifiers

I have found solution.
I am using arduino ide in 1.0.3 version (installed on my fedora by "yum install arduino"), but found that there is 1.5 version - but still beta.
In 1.5 there is one fix to F() function which I applied in my 1.0.3, which is one line in WString.h that needs to be changed:

#define F(string_literal) (reinterpret_cast<__FlashStringHelper *>(PSTR(string_literal)))

to

#define F(string_literal) (reinterpret_cast<const __FlashStringHelper *>(PSTR(string_literal)))

I am also having trouble compiling examples of gsm-sheild-arduino ( Google Code Archive - Long-term storage for Google Code Project Hosting. ) library. I Get list of errors.

I oppened up WStrings.h file and saw the following line already there:
#define F(string_literal) (reinterpret_cast<const __FlashStringHelper *>(PSTR(string_literal)))

Can someone suggest what might be wrong with gsm-shield-arduino library?

regards

I'm also having this problem!

Any help would be greatly appreciated.

Here is what my errors are saying when trying to compile the TestModem example:

TestModem.ino: In function 'void loop()':
TestModem:53: error: ambiguous overload for 'operator!=' in 'IMEI != 0'
TestModem.ino:53:14: note: candidates are:
In file included from C:\Program Files\Arduino\hardware\teensy\cores\teensy3/Print.h:38:0,
                 from C:\Program Files\Arduino\hardware\teensy\cores\teensy3/Stream.h:24,
                 from C:\Program Files\Arduino\hardware\teensy\cores\teensy3/HardwareSerial.h:143,
                 from C:\Program Files\Arduino\hardware\teensy\cores\teensy3/WProgram.h:16,
                 from C:\Program Files\Arduino\hardware\teensy\cores\teensy3/Arduino.h:1,
                 from C:\Program Files\Arduino\libraries\GSM/GSM3MobileCellManagement.h:37,
                 from C:\Program Files\Arduino\libraries\GSM/GSM.h:41,
                 from TestModem.ino:22:
C:\Program Files\Arduino\hardware\teensy\cores\teensy3/WString.h:143:16: note: unsigned char String::operator!=(const String&) const
C:\Program Files\Arduino\hardware\teensy\cores\teensy3/WString.h:144:16: note: unsigned char String::operator!=(const char*) const
C:\Program Files\Arduino\hardware\teensy\cores\teensy3/WString.h:145:16: note: unsigned char String::operator!=(const __FlashStringHelper*) const
TestModem:61: error: ambiguous overload for 'operator!=' in 'GSM3ShieldV1ModemVerification::getIMEI()() != 0'
TestModem.ino:61:27: note: candidates are:
In file included from C:\Program Files\Arduino\hardware\teensy\cores\teensy3/Print.h:38:0,
                 from C:\Program Files\Arduino\hardware\teensy\cores\teensy3/Stream.h:24,
                 from C:\Program Files\Arduino\hardware\teensy\cores\teensy3/HardwareSerial.h:143,
                 from C:\Program Files\Arduino\hardware\teensy\cores\teensy3/WProgram.h:16,
                 from C:\Program Files\Arduino\hardware\teensy\cores\teensy3/Arduino.h:1,
                 from C:\Program Files\Arduino\libraries\GSM/GSM3MobileCellManagement.h:37,
                 from C:\Program Files\Arduino\libraries\GSM/GSM.h:41,
                 from TestModem.ino:22:
C:\Program Files\Arduino\hardware\teensy\cores\teensy3/WString.h:143:16: note: unsigned char String::operator!=(const String&) const
C:\Program Files\Arduino\hardware\teensy\cores\teensy3/WString.h:144:16: note: unsigned char String::operator!=(const char*) const
C:\Program Files\Arduino\hardware\teensy\cores\teensy3/WString.h:145:16: note: unsigned char String::operator!=(const __FlashStringHelper*) const