[root@athlon efax-gtk-3.0.14]# ./configure
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking for style of include used by make... GNU
checking for gcc... gcc
checking for C compiler default output file name... a.out
checking whether the C compiler works... yes
checking whether we are cross compiling... no
checking for suffix of executables...
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether gcc accepts -g... yes
checking for gcc option to accept ISO C89... none needed
checking dependency style of gcc... gcc3
checking how to run the C preprocessor... gcc -E
checking whether gcc supports -pthread... yes
checking for g++... g++
checking whether we are using the GNU C++ compiler... yes
checking whether g++ accepts -g... yes
checking dependency style of g++... gcc3
checking how to run the C++ preprocessor... g++ -E
checking whether g++ supports -fexceptions... yes
checking whether g++ supports -frtti... yes
checking whether g++ supports -fsigned-char... yes
checking whether g++ supports -fno-check-new... yes
checking whether g++ supports -pthread... yes
checking for a BSD-compatible install... /usr/bin/install -c
checking for pkg-config... /usr/bin/pkg-config
checking for glib-2.0 >= 2.0.0... no
configure: error: Library requirements (glib-2.0 >= 2.0.0) not met; consider adjusting the PKG_CONFIG_PATH environment variable if your libraries are in a nonstandard prefix so pkg-config can find them.