diff --git a/qrtplib/rtcpapppacket.h b/qrtplib/rtcpapppacket.h
index c6fe0bbd6..b2cd5579a 100644
--- a/qrtplib/rtcpapppacket.h
+++ b/qrtplib/rtcpapppacket.h
@@ -49,7 +49,7 @@ namespace qrtplib
 class RTCPCompoundPacket;
 
 /** Describes an RTCP APP packet. */
-class JRTPLIB_IMPORTEXPORT RTCPAPPPacket: public RTCPPacket
+class RTCPAPPPacket: public RTCPPacket
 {
 public:
     /** Creates an instance based on the data in \c data with length \c datalen.
diff --git a/qrtplib/rtcpbyepacket.h b/qrtplib/rtcpbyepacket.h
index a6022175f..6619af851 100644
--- a/qrtplib/rtcpbyepacket.h
+++ b/qrtplib/rtcpbyepacket.h
@@ -49,7 +49,7 @@ namespace qrtplib
 class RTCPCompoundPacket;
 
 /** Describes an RTCP BYE packet. */
-class JRTPLIB_IMPORTEXPORT RTCPBYEPacket: public RTCPPacket
+class RTCPBYEPacket: public RTCPPacket
 {
 public:
     /** Creates an instance based on the data in \c data with length \c datalen.
diff --git a/qrtplib/rtcpcompoundpacket.h b/qrtplib/rtcpcompoundpacket.h
index 70b66bfc7..c5f59f5b7 100644
--- a/qrtplib/rtcpcompoundpacket.h
+++ b/qrtplib/rtcpcompoundpacket.h
@@ -50,7 +50,7 @@ class RTPRawPacket;
 class RTCPPacket;
 
 /** Represents an RTCP compound packet. */
-class JRTPLIB_IMPORTEXPORT RTCPCompoundPacket
+class RTCPCompoundPacket
 {
 public:
     /** Creates an RTCPCompoundPacket instance from the data in \c rawpack, installing a memory manager if specified. */
diff --git a/qrtplib/rtcpcompoundpacketbuilder.h b/qrtplib/rtcpcompoundpacketbuilder.h
index b2be64658..7eceadb6f 100644
--- a/qrtplib/rtcpcompoundpacketbuilder.h
+++ b/qrtplib/rtcpcompoundpacketbuilder.h
@@ -57,7 +57,7 @@ class RTPMemoryManager;
  *  been built successfully. The member functions described below return \c ERR_RTP_RTCPCOMPPACKBUILDER_NOTENOUGHBYTESLEFT
  *  if the action would cause the maximum allowed size to be exceeded.
  */
-class JRTPLIB_IMPORTEXPORT RTCPCompoundPacketBuilder: public RTCPCompoundPacket
+class RTCPCompoundPacketBuilder: public RTCPCompoundPacket
 {
 public:
     /** Constructs an RTCPCompoundPacketBuilder instance, optionally installing a memory manager. */
diff --git a/qrtplib/rtcppacket.h b/qrtplib/rtcppacket.h
index a50938724..e5dcb129e 100644
--- a/qrtplib/rtcppacket.h
+++ b/qrtplib/rtcppacket.h
@@ -47,7 +47,7 @@ namespace qrtplib
 class RTCPCompoundPacket;
 
 /** Base class for specific types of RTCP packets. */
-class JRTPLIB_IMPORTEXPORT RTCPPacket
+class RTCPPacket
 {
 public:
     /** Identifies the specific kind of RTCP packet. */
diff --git a/qrtplib/rtcppacketbuilder.h b/qrtplib/rtcppacketbuilder.h
index 96cf1ce00..37908ef00 100644
--- a/qrtplib/rtcppacketbuilder.h
+++ b/qrtplib/rtcppacketbuilder.h
@@ -59,7 +59,7 @@ class RTCPCompoundPacketBuilder;
  *  an RTPSources instance to automatically generate the next compound packet which should be sent. It also
  *  provides functions to determine when SDES items other than the CNAME item should be sent.
  */
-class JRTPLIB_IMPORTEXPORT RTCPPacketBuilder
+class RTCPPacketBuilder
 {
 public:
     /** Creates an RTCPPacketBuilder instance.
diff --git a/qrtplib/rtcprrpacket.h b/qrtplib/rtcprrpacket.h
index 200e5b27c..d6b4b1011 100644
--- a/qrtplib/rtcprrpacket.h
+++ b/qrtplib/rtcprrpacket.h
@@ -49,7 +49,7 @@ namespace qrtplib
 class RTCPCompoundPacket;
 
 /** Describes an RTCP receiver report packet. */
-class JRTPLIB_IMPORTEXPORT RTCPRRPacket: public RTCPPacket
+class RTCPRRPacket: public RTCPPacket
 {
 public:
     /** Creates an instance based on the data in \c data with length \c datalen.
diff --git a/qrtplib/rtcpscheduler.h b/qrtplib/rtcpscheduler.h
index 47c1d515a..0d0961f91 100644
--- a/qrtplib/rtcpscheduler.h
+++ b/qrtplib/rtcpscheduler.h
@@ -50,7 +50,7 @@ class RTPPacket;
 class RTPSources;
 
 /** Describes parameters used by the RTCPScheduler class. */
-class JRTPLIB_IMPORTEXPORT RTCPSchedulerParams
+class RTCPSchedulerParams
 {
 public:
     RTCPSchedulerParams();
@@ -119,7 +119,7 @@ private:
 };
 
 /** This class determines when RTCP compound packets should be sent. */
-class JRTPLIB_IMPORTEXPORT RTCPScheduler
+class RTCPScheduler
 {
 public:
     /** Creates an instance which will use the source table RTPSources to determine when RTCP compound
diff --git a/qrtplib/rtcpsdesinfo.h b/qrtplib/rtcpsdesinfo.h
index 609ba215b..ab2e61568 100644
--- a/qrtplib/rtcpsdesinfo.h
+++ b/qrtplib/rtcpsdesinfo.h
@@ -49,7 +49,7 @@ namespace qrtplib
 {
 
 /** The class RTCPSDESInfo is a container for RTCP SDES information. */
-class JRTPLIB_IMPORTEXPORT RTCPSDESInfo
+class RTCPSDESInfo
 {
 public:
     /** Constructs an instance, optionally installing a memory manager. */
diff --git a/qrtplib/rtcpsdespacket.h b/qrtplib/rtcpsdespacket.h
index 35c01a396..0cdf5639b 100644
--- a/qrtplib/rtcpsdespacket.h
+++ b/qrtplib/rtcpsdespacket.h
@@ -50,7 +50,7 @@ namespace qrtplib
 class RTCPCompoundPacket;
 
 /** Describes an RTCP source description packet. */
-class JRTPLIB_IMPORTEXPORT RTCPSDESPacket: public RTCPPacket
+class RTCPSDESPacket: public RTCPPacket
 {
 public:
     /** Identifies the type of an SDES item. */
diff --git a/qrtplib/rtcpsrpacket.h b/qrtplib/rtcpsrpacket.h
index 200851eab..bbd968d73 100644
--- a/qrtplib/rtcpsrpacket.h
+++ b/qrtplib/rtcpsrpacket.h
@@ -50,7 +50,7 @@ namespace qrtplib
 class RTCPCompoundPacket;
 
 /** Describes an RTCP sender report packet. */
-class JRTPLIB_IMPORTEXPORT RTCPSRPacket: public RTCPPacket
+class RTCPSRPacket: public RTCPPacket
 {
 public:
     /** Creates an instance based on the data in \c data with length \c datalen.
diff --git a/qrtplib/rtcpunknownpacket.h b/qrtplib/rtcpunknownpacket.h
index 229c45a00..6575cbd18 100644
--- a/qrtplib/rtcpunknownpacket.h
+++ b/qrtplib/rtcpunknownpacket.h
@@ -51,7 +51,7 @@ class RTCPCompoundPacket;
  *  the ones it inherited. Note that since an unknown packet type doesn't have any format to check
  *  against, the IsKnownFormat function will trivially return \c true.
  */
-class JRTPLIB_IMPORTEXPORT RTCPUnknownPacket: public RTCPPacket
+class RTCPUnknownPacket: public RTCPPacket
 {
 public:
     /** Creates an instance based on the data in \c data with length \c datalen.
diff --git a/qrtplib/rtpabortdescriptors.h b/qrtplib/rtpabortdescriptors.h
index 333154832..2ccdc1919 100644
--- a/qrtplib/rtpabortdescriptors.h
+++ b/qrtplib/rtpabortdescriptors.h
@@ -61,7 +61,7 @@ namespace qrtplib
  * uses a single poll thread for several RTPSession and RTPTransmitter instances.
  * This idea is further illustrated in `example8.cpp`.
  */
-class JRTPLIB_IMPORTEXPORT RTPAbortDescriptors
+class RTPAbortDescriptors
 {
 public:
     RTPAbortDescriptors();
diff --git a/qrtplib/rtpaddress.h b/qrtplib/rtpaddress.h
index 421dacc14..9ea607aa9 100644
--- a/qrtplib/rtpaddress.h
+++ b/qrtplib/rtpaddress.h
@@ -47,7 +47,7 @@ namespace qrtplib
 class RTPMemoryManager;
 
 /** This class is an abstract class which is used to specify destinations, multicast groups etc. */
-class JRTPLIB_IMPORTEXPORT RTPAddress
+class RTPAddress
 {
 public:
     /** Identifies the actual implementation being used. */
diff --git a/qrtplib/rtpbyteaddress.h b/qrtplib/rtpbyteaddress.h
index 60f347e86..4e40f4356 100644
--- a/qrtplib/rtpbyteaddress.h
+++ b/qrtplib/rtpbyteaddress.h
@@ -51,7 +51,7 @@ namespace qrtplib
 /** A very general kind of address consisting of a port number and a number of bytes describing the host address.
  *  A very general kind of address, consisting of a port number and a number of bytes describing the host address.
  */
-class JRTPLIB_IMPORTEXPORT RTPByteAddress: public RTPAddress
+class RTPByteAddress: public RTPAddress
 {
 public:
     /** Creates an instance of the class using \c addrlen bytes of \c hostaddress as host identification,
diff --git a/qrtplib/rtpcollisionlist.h b/qrtplib/rtpcollisionlist.h
index 2c59434f1..60c63a051 100644
--- a/qrtplib/rtpcollisionlist.h
+++ b/qrtplib/rtpcollisionlist.h
@@ -49,7 +49,7 @@ namespace qrtplib
 class RTPAddress;
 
 /** This class represents a list of addresses from which SSRC collisions were detected. */
-class JRTPLIB_IMPORTEXPORT RTPCollisionList
+class RTPCollisionList
 {
 public:
     /** Constructs an instance, optionally installing a memory manager. */
diff --git a/qrtplib/rtpconfig.h b/qrtplib/rtpconfig.h
index ab3b8b368..a37c58702 100644
--- a/qrtplib/rtpconfig.h
+++ b/qrtplib/rtpconfig.h
@@ -41,14 +41,6 @@
 #define JRTPLIB_UNUSED(x) (void)(x)
 #endif // JRTPLIB_UNUSED
 
-#define JRTPLIB_IMPORT
-#define JRTPLIB_EXPORT
-#ifdef JRTPLIB_COMPILING
-#define JRTPLIB_IMPORTEXPORT JRTPLIB_EXPORT
-#else
-#define JRTPLIB_IMPORTEXPORT JRTPLIB_IMPORT
-#endif // JRTPLIB_COMPILING
-
 // Don't have <sys/filio.h>
 
 // Don't have <sys/sockio.h>
diff --git a/qrtplib/rtperrors.h b/qrtplib/rtperrors.h
index 03b236cad..ec12c7955 100644
--- a/qrtplib/rtperrors.h
+++ b/qrtplib/rtperrors.h
@@ -45,7 +45,7 @@ namespace qrtplib
 {
 
 /** Returns a string describing the error code \c errcode. */
-std::string JRTPLIB_IMPORTEXPORT RTPGetErrorString(int errcode);
+std::string RTPGetErrorString(int errcode);
 
 } // end namespace
 
diff --git a/qrtplib/rtpexternaltransmitter.h b/qrtplib/rtpexternaltransmitter.h
index 8cdefd2ca..c43c122d7 100644
--- a/qrtplib/rtpexternaltransmitter.h
+++ b/qrtplib/rtpexternaltransmitter.h
@@ -56,7 +56,7 @@ class RTPExternalTransmitter;
  *  so that the transmitter will call the \c SendRTP, \c SendRTCP and \c ComesFromThisSender
  *  methods of this instance when needed.
  */
-class JRTPLIB_IMPORTEXPORT RTPExternalSender
+class RTPExternalSender
 {
 public:
     RTPExternalSender()
@@ -83,7 +83,7 @@ public:
  *  be using, you can obtain the associated RTPExternalPacketInjecter instance. By calling it's
  *  member functions, you can then inject RTP or RTCP data into the library for further processing.
  */
-class JRTPLIB_IMPORTEXPORT RTPExternalPacketInjecter
+class RTPExternalPacketInjecter
 {
 public:
     RTPExternalPacketInjecter(RTPExternalTransmitter *trans)
@@ -107,7 +107,7 @@ private:
 };
 
 /** Parameters to initialize a transmitter of type RTPExternalTransmitter. */
-class JRTPLIB_IMPORTEXPORT RTPExternalTransmissionParams: public RTPTransmissionParams
+class RTPExternalTransmissionParams: public RTPTransmissionParams
 {
 public:
     /** Using this constructor you can specify which RTPExternalSender object you'll be using
@@ -133,7 +133,7 @@ private:
 };
 
 /** Additional information about the external transmission component. */
-class JRTPLIB_IMPORTEXPORT RTPExternalTransmissionInfo: public RTPTransmissionInfo
+class RTPExternalTransmissionInfo: public RTPTransmissionInfo
 {
 public:
     RTPExternalTransmissionInfo(RTPExternalPacketInjecter *p) :
@@ -160,7 +160,7 @@ private:
  *  sending the data. Obtain the RTPExternalTransmissionInfo object associated with this
  *  transmitter to obtain the functions needed to pass RTP/RTCP packets on to the transmitter.
  */
-class JRTPLIB_IMPORTEXPORT RTPExternalTransmitter: public RTPTransmitter
+class RTPExternalTransmitter: public RTPTransmitter
 {
 public:
     RTPExternalTransmitter();
diff --git a/qrtplib/rtpinternalsourcedata.h b/qrtplib/rtpinternalsourcedata.h
index a9c3bc229..f4ae5af49 100644
--- a/qrtplib/rtpinternalsourcedata.h
+++ b/qrtplib/rtpinternalsourcedata.h
@@ -47,7 +47,7 @@
 namespace qrtplib
 {
 
-class JRTPLIB_IMPORTEXPORT RTPInternalSourceData: public RTPSourceData
+class RTPInternalSourceData: public RTPSourceData
 {
 public:
     RTPInternalSourceData(uint32_t ssrc, RTPSources::ProbationType probtype);
diff --git a/qrtplib/rtpipv4address.h b/qrtplib/rtpipv4address.h
index 6dd94af4d..5d0b86639 100644
--- a/qrtplib/rtpipv4address.h
+++ b/qrtplib/rtpipv4address.h
@@ -51,7 +51,7 @@ namespace qrtplib
  *  number is ignored. When an instance is used in one of the accept or ignore functions of the
  *  transmitter, a zero port number represents all ports for the specified IP address.
  */
-class JRTPLIB_IMPORTEXPORT RTPIPv4Address: public RTPAddress
+class RTPIPv4Address: public RTPAddress
 {
 public:
     /** Creates an instance with IP address \c ip and port number \c port (both
diff --git a/qrtplib/rtpipv4destination.h b/qrtplib/rtpipv4destination.h
index 746a7d017..e4a5ed073 100644
--- a/qrtplib/rtpipv4destination.h
+++ b/qrtplib/rtpipv4destination.h
@@ -52,7 +52,7 @@
 namespace qrtplib
 {
 
-class JRTPLIB_IMPORTEXPORT RTPIPv4Destination
+class RTPIPv4Destination
 {
 public:
     RTPIPv4Destination()
diff --git a/qrtplib/rtplibraryversion.h b/qrtplib/rtplibraryversion.h
index 6c7a2706d..eb4e2ad39 100644
--- a/qrtplib/rtplibraryversion.h
+++ b/qrtplib/rtplibraryversion.h
@@ -48,7 +48,7 @@ namespace qrtplib
 /**
  * Used to provide information about the version of the library.
  */
-class JRTPLIB_IMPORTEXPORT RTPLibraryVersion
+class RTPLibraryVersion
 {
 public:
     /** Returns an instance of RTPLibraryVersion describing the version of the library. */
diff --git a/qrtplib/rtppacket.h b/qrtplib/rtppacket.h
index 36c340c19..ccb93b704 100644
--- a/qrtplib/rtppacket.h
+++ b/qrtplib/rtppacket.h
@@ -53,7 +53,7 @@ class RTPRawPacket;
  *  The class can also be used to create a new RTP packet according to the parameters specified by
  *  the user.
  */
-class JRTPLIB_IMPORTEXPORT RTPPacket
+class RTPPacket
 {
 public:
     /** Creates an RTPPacket instance based upon the data in \c rawpack, optionally installing a memory manager.
diff --git a/qrtplib/rtppacketbuilder.h b/qrtplib/rtppacketbuilder.h
index 1a853ed5f..d7b489e0b 100644
--- a/qrtplib/rtppacketbuilder.h
+++ b/qrtplib/rtppacketbuilder.h
@@ -53,7 +53,7 @@ class RTPSources;
 /** This class can be used to build RTP packets and is a bit more high-level than the RTPPacket
  *  class: it generates an SSRC identifier, keeps track of timestamp and sequence number etc.
  */
-class JRTPLIB_IMPORTEXPORT RTPPacketBuilder
+class RTPPacketBuilder
 {
 public:
     /** Constructs an instance which will use \c rtprand for generating random numbers
diff --git a/qrtplib/rtprandom.h b/qrtplib/rtprandom.h
index b3c6c479c..e7239f9a2 100644
--- a/qrtplib/rtprandom.h
+++ b/qrtplib/rtprandom.h
@@ -48,7 +48,7 @@ namespace qrtplib
 {
 
 /** Interface for generating random numbers. */
-class JRTPLIB_IMPORTEXPORT RTPRandom
+class RTPRandom
 {
 public:
     RTPRandom()
diff --git a/qrtplib/rtprandomrand48.h b/qrtplib/rtprandomrand48.h
index 9656f4d83..7974f07fe 100644
--- a/qrtplib/rtprandomrand48.h
+++ b/qrtplib/rtprandomrand48.h
@@ -46,7 +46,7 @@ namespace qrtplib
 {
 
 /** A random number generator using the algorithm of the rand48 set of functions. */
-class JRTPLIB_IMPORTEXPORT RTPRandomRand48: public RTPRandom
+class RTPRandomRand48: public RTPRandom
 {
 public:
     RTPRandomRand48();
diff --git a/qrtplib/rtprandomrands.h b/qrtplib/rtprandomrands.h
index e4711bea9..d8c47e504 100644
--- a/qrtplib/rtprandomrands.h
+++ b/qrtplib/rtprandomrands.h
@@ -47,7 +47,7 @@ namespace qrtplib
 /** A random number generator which tries to use the \c rand_s function on the
  *  Win32 platform.
  */
-class JRTPLIB_IMPORTEXPORT RTPRandomRandS: public RTPRandom
+class RTPRandomRandS: public RTPRandom
 {
 public:
     RTPRandomRandS();
diff --git a/qrtplib/rtprandomurandom.h b/qrtplib/rtprandomurandom.h
index 0129755c4..0754d322c 100644
--- a/qrtplib/rtprandomurandom.h
+++ b/qrtplib/rtprandomurandom.h
@@ -46,7 +46,7 @@ namespace qrtplib
 {
 
 /** A random number generator which uses bytes delivered by the /dev/urandom device. */
-class JRTPLIB_IMPORTEXPORT RTPRandomURandom: public RTPRandom
+class RTPRandomURandom: public RTPRandom
 {
 public:
     RTPRandomURandom();
diff --git a/qrtplib/rtprawpacket.h b/qrtplib/rtprawpacket.h
index a8de7ccc8..c70835c57 100644
--- a/qrtplib/rtprawpacket.h
+++ b/qrtplib/rtprawpacket.h
@@ -47,7 +47,7 @@ namespace qrtplib
 {
 
 /** This class is used by the transmission component to store the incoming RTP and RTCP data in. */
-class JRTPLIB_IMPORTEXPORT RTPRawPacket
+class RTPRawPacket
 {
 public:
     /** Creates an instance which stores data from \c data with length \c datalen.
diff --git a/qrtplib/rtpsession.h b/qrtplib/rtpsession.h
index cc12084b5..555c3d82e 100644
--- a/qrtplib/rtpsession.h
+++ b/qrtplib/rtpsession.h
@@ -72,7 +72,7 @@ class RTCPAPPPacket;
  *  \note The RTPSession class is not meant to be thread safe. The user should use some kind of locking
  *        mechanism to prevent different threads from using the same RTPSession instance.
  */
-class JRTPLIB_IMPORTEXPORT RTPSession
+class RTPSession
 {
 public:
     /** Constructs an RTPSession instance, optionally using a specific instance of a random
diff --git a/qrtplib/rtpsessionparams.h b/qrtplib/rtpsessionparams.h
index 3a455e29f..198c225b0 100644
--- a/qrtplib/rtpsessionparams.h
+++ b/qrtplib/rtpsessionparams.h
@@ -51,7 +51,7 @@ namespace qrtplib
  *  Describes the parameters for to be used by an RTPSession instance. Note that the own timestamp
  *  unit must be set to a valid number, otherwise the session can't be created.
  */
-class JRTPLIB_IMPORTEXPORT RTPSessionParams
+class RTPSessionParams
 {
 public:
     RTPSessionParams();
diff --git a/qrtplib/rtpsessionsources.h b/qrtplib/rtpsessionsources.h
index d17c7b193..753fccbd4 100644
--- a/qrtplib/rtpsessionsources.h
+++ b/qrtplib/rtpsessionsources.h
@@ -46,7 +46,7 @@ namespace qrtplib
 
 class RTPSession;
 
-class JRTPLIB_IMPORTEXPORT RTPSessionSources: public RTPSources
+class RTPSessionSources: public RTPSources
 {
 public:
     RTPSessionSources(RTPSession &sess) :
diff --git a/qrtplib/rtpsourcedata.h b/qrtplib/rtpsourcedata.h
index bcd91a83f..0c4075c8c 100644
--- a/qrtplib/rtpsourcedata.h
+++ b/qrtplib/rtpsourcedata.h
@@ -51,7 +51,7 @@ namespace qrtplib
 
 class RTPAddress;
 
-class JRTPLIB_IMPORTEXPORT RTCPSenderReportInfo
+class RTCPSenderReportInfo
 {
 public:
     RTCPSenderReportInfo() :
@@ -105,7 +105,7 @@ private:
     RTPTime receivetime;
 };
 
-class JRTPLIB_IMPORTEXPORT RTCPReceiverReportInfo
+class RTCPReceiverReportInfo
 {
 public:
     RTCPReceiverReportInfo() :
@@ -174,7 +174,7 @@ private:
     RTPTime receivetime;
 };
 
-class JRTPLIB_IMPORTEXPORT RTPSourceStats
+class RTPSourceStats
 {
 public:
     RTPSourceStats();
@@ -281,7 +281,7 @@ inline RTPSourceStats::RTPSourceStats() :
 }
 
 /** Describes an entry in the RTPSources source table. */
-class JRTPLIB_IMPORTEXPORT RTPSourceData
+class RTPSourceData
 {
 protected:
     RTPSourceData(uint32_t ssrc);
diff --git a/qrtplib/rtpsources.h b/qrtplib/rtpsources.h
index aa3590ec5..61d477506 100644
--- a/qrtplib/rtpsources.h
+++ b/qrtplib/rtpsources.h
@@ -48,7 +48,7 @@
 namespace qrtplib
 {
 
-class JRTPLIB_IMPORTEXPORT RTPSources_GetHashIndex
+class RTPSources_GetHashIndex
 {
 public:
     static int GetIndex(const uint32_t &ssrc)
@@ -73,7 +73,7 @@ class RTPSourceData;
  *  is used to identify packets from our own session. The class also provides some overridable functions
  *  which can be used to catch certain events (new SSRC, SSRC collision, ...).
  */
-class JRTPLIB_IMPORTEXPORT RTPSources
+class RTPSources
 {
 public:
     /** Type of probation to use for new sources. */
diff --git a/qrtplib/rtptcpaddress.h b/qrtplib/rtptcpaddress.h
index 45806c9b9..83b33acd1 100644
--- a/qrtplib/rtptcpaddress.h
+++ b/qrtplib/rtptcpaddress.h
@@ -50,7 +50,7 @@ namespace qrtplib
  *  should be used to send/receive data, and to know on which socket incoming data
  *  was received.
  */
-class JRTPLIB_IMPORTEXPORT RTPTCPAddress: public RTPAddress
+class RTPTCPAddress: public RTPAddress
 {
 public:
     /** Creates an instance with which you can use a specific socket
diff --git a/qrtplib/rtptcptransmitter.h b/qrtplib/rtptcptransmitter.h
index 9dd2ff744..fa8515360 100644
--- a/qrtplib/rtptcptransmitter.h
+++ b/qrtplib/rtptcptransmitter.h
@@ -50,7 +50,7 @@ namespace qrtplib
 {
 
 /** Parameters for the TCP transmitter. */
-class JRTPLIB_IMPORTEXPORT RTPTCPTransmissionParams: public RTPTransmissionParams
+class RTPTCPTransmissionParams: public RTPTransmissionParams
 {
 public:
     RTPTCPTransmissionParams();
@@ -81,7 +81,7 @@ inline RTPTCPTransmissionParams::RTPTCPTransmissionParams() :
 }
 
 /** Additional information about the TCP transmitter. */
-class JRTPLIB_IMPORTEXPORT RTPTCPTransmissionInfo: public RTPTransmissionInfo
+class RTPTCPTransmissionInfo: public RTPTransmissionInfo
 {
 public:
     RTPTCPTransmissionInfo() :
@@ -117,7 +117,7 @@ public:
  *  To get notified of an error when sending over or receiving from a socket, override the
  *  RTPTCPTransmitter::OnSendError and RTPTCPTransmitter::OnReceiveError member functions.
  */
-class JRTPLIB_IMPORTEXPORT RTPTCPTransmitter : public RTPTransmitter
+class RTPTCPTransmitter : public RTPTransmitter
 {
 public:
     RTPTCPTransmitter();
diff --git a/qrtplib/rtptimeutilities.h b/qrtplib/rtptimeutilities.h
index c4cb8faea..0e9a4d28a 100644
--- a/qrtplib/rtptimeutilities.h
+++ b/qrtplib/rtptimeutilities.h
@@ -63,7 +63,7 @@ namespace qrtplib
  * This is a simple wrapper for the most significant word (MSW) and least
  * significant word (LSW) of an NTP timestamp.
  */
-class JRTPLIB_IMPORTEXPORT RTPNTPTime
+class RTPNTPTime
 {
 public:
     /** This constructor creates and instance with MSW \c m and LSW \c l. */
@@ -92,7 +92,7 @@ private:
  *  This class is used to specify wallclock time, delay intervals etc.
  *  It stores a number of seconds and a number of microseconds.
  */
-class JRTPLIB_IMPORTEXPORT RTPTime
+class RTPTime
 {
 public:
     /** Returns an RTPTime instance representing the current wallclock time.
@@ -392,7 +392,7 @@ inline bool RTPTime::operator>=(const RTPTime &t) const
     return m_t >= t.m_t;
 }
 
-class JRTPLIB_IMPORTEXPORT RTPTimeInitializerObject
+class RTPTimeInitializerObject
 {
 public:
     RTPTimeInitializerObject();
diff --git a/qrtplib/rtptransmitter.h b/qrtplib/rtptransmitter.h
index 1a83edf02..8cfad498d 100644
--- a/qrtplib/rtptransmitter.h
+++ b/qrtplib/rtptransmitter.h
@@ -58,7 +58,7 @@ class RTPTransmissionInfo;
  *  an UDP over IPv4 transmitter, an UDP over IPv6 transmitter and a transmitter
  *  which can be used to use an external transmission mechanism.
  */
-class JRTPLIB_IMPORTEXPORT RTPTransmitter
+class RTPTransmitter
 {
 public:
     /** Used to identify a specific transmitter.
@@ -227,7 +227,7 @@ public:
  *  GetTransmissionProtocol function which identifies the component type for which
  *  these parameters are valid.
  */
-class JRTPLIB_IMPORTEXPORT RTPTransmissionParams
+class RTPTransmissionParams
 {
 protected:
     RTPTransmissionParams(RTPTransmitter::TransmissionProtocol p)
@@ -254,7 +254,7 @@ private:
  *  GetTransmissionProtocol function which identifies the component type for which
  *  these parameters are valid.
  */
-class JRTPLIB_IMPORTEXPORT RTPTransmissionInfo
+class RTPTransmissionInfo
 {
 protected:
     RTPTransmissionInfo(RTPTransmitter::TransmissionProtocol p)
diff --git a/qrtplib/rtpudpv4transmitter.h b/qrtplib/rtpudpv4transmitter.h
index 48b9e5175..bd2aa9597 100644
--- a/qrtplib/rtpudpv4transmitter.h
+++ b/qrtplib/rtpudpv4transmitter.h
@@ -59,7 +59,7 @@ namespace qrtplib
 {
 
 /** Parameters for the UDP over IPv4 transmitter. */
-class JRTPLIB_IMPORTEXPORT RTPUDPv4TransmissionParams: public RTPTransmissionParams
+class RTPUDPv4TransmissionParams: public RTPTransmissionParams
 {
 public:
     RTPUDPv4TransmissionParams();
@@ -294,7 +294,7 @@ inline RTPUDPv4TransmissionParams::RTPUDPv4TransmissionParams() :
 }
 
 /** Additional information about the UDP over IPv4 transmitter. */
-class JRTPLIB_IMPORTEXPORT RTPUDPv4TransmissionInfo: public RTPTransmissionInfo
+class RTPUDPv4TransmissionInfo: public RTPTransmissionInfo
 {
 public:
     RTPUDPv4TransmissionInfo(std::list<uint32_t> iplist, SocketType rtpsock, SocketType rtcpsock, uint16_t rtpport, uint16_t rtcpport) :
@@ -346,7 +346,7 @@ private:
     uint16_t m_rtpPort, m_rtcpPort;
 };
 
-class JRTPLIB_IMPORTEXPORT RTPUDPv4Trans_GetHashIndex_IPv4Dest
+class RTPUDPv4Trans_GetHashIndex_IPv4Dest
 {
 public:
     static int GetIndex(const RTPIPv4Destination &d)
@@ -355,7 +355,7 @@ public:
     }
 };
 
-class JRTPLIB_IMPORTEXPORT RTPUDPv4Trans_GetHashIndex_uint32_t
+class RTPUDPv4Trans_GetHashIndex_uint32_t
 {
 public:
     static int GetIndex(const uint32_t &k)
@@ -373,7 +373,7 @@ public:
  *  argument require an argument of RTPIPv4Address. The GetTransmissionInfo member function
  *  returns an instance of type RTPUDPv4TransmissionInfo.
  */
-class JRTPLIB_IMPORTEXPORT RTPUDPv4Transmitter: public RTPTransmitter
+class RTPUDPv4Transmitter: public RTPTransmitter
 {
 public:
     RTPUDPv4Transmitter();
diff --git a/qrtplib/rtpudpv4transmitternobind.h b/qrtplib/rtpudpv4transmitternobind.h
index 28ae47986..6b0da05d1 100644
--- a/qrtplib/rtpudpv4transmitternobind.h
+++ b/qrtplib/rtpudpv4transmitternobind.h
@@ -59,7 +59,7 @@ namespace qrtplib
 {
 
 /** Parameters for the UDP over IPv4 transmitter that does not automatically bind sockets */
-class JRTPLIB_IMPORTEXPORT RTPUDPv4TransmissionNoBindParams: public RTPTransmissionParams
+class RTPUDPv4TransmissionNoBindParams: public RTPTransmissionParams
 {
 public:
     RTPUDPv4TransmissionNoBindParams();
@@ -294,7 +294,7 @@ inline RTPUDPv4TransmissionNoBindParams::RTPUDPv4TransmissionNoBindParams() :
 }
 
 /** Additional information about the UDP over IPv4 transmitter that does not automatically bind sockets. */
-class JRTPLIB_IMPORTEXPORT RTPUDPv4TransmissionNoBindInfo: public RTPTransmissionInfo
+class RTPUDPv4TransmissionNoBindInfo: public RTPTransmissionInfo
 {
 public:
     RTPUDPv4TransmissionNoBindInfo(std::list<uint32_t> iplist, SocketType rtpsock, SocketType rtcpsock, uint16_t rtpport, uint16_t rtcpport) :
@@ -346,7 +346,7 @@ private:
     uint16_t m_rtpPort, m_rtcpPort;
 };
 
-class JRTPLIB_IMPORTEXPORT RTPUDPv4TransNoBind_GetHashIndex_IPv4Dest
+class RTPUDPv4TransNoBind_GetHashIndex_IPv4Dest
 {
 public:
     static int GetIndex(const RTPIPv4Destination &d)
@@ -355,7 +355,7 @@ public:
     }
 };
 
-class JRTPLIB_IMPORTEXPORT RTPUDPv4TransNoBind_GetHashIndex_uint32_t
+class RTPUDPv4TransNoBind_GetHashIndex_uint32_t
 {
 public:
     static int GetIndex(const uint32_t &k)
@@ -375,7 +375,7 @@ public:
  *  This flavor of a RTPUDPv4Transmitter class does not automatically bind sockets. Use the
  *  BindSockets method to do so.
  */
-class JRTPLIB_IMPORTEXPORT RTPUDPv4TransmitterNoBind: public RTPTransmitter
+class RTPUDPv4TransmitterNoBind: public RTPTransmitter
 {
 public:
     RTPUDPv4TransmitterNoBind();