[root@localhost ~]# cd msmtp-1.4.20
[root@localhost msmtp-1.4.20]# ./configure
checking build system type… i686-pc-linux-gnu
checking host system type… i686-pc-linux-gnu
checking target system type… i686-pc-linux-gnu
checking for a BSD-compatible install… /usr/bin/install -c
checking whether build environment is sane… yes
checking for a thread-safe mkdir -p… /bin/mkdir -p
checking for gawk… gawk
checking whether make sets $(MAKE)… yes
checking for gcc… no
checking for cc… no
checking for cl.exe… no
configure: error: in `/root/msmtp-1.4.20′:
configure: error: no acceptable C compiler found in $PATH
See `config.log’ for more details.

I encountered this problem today while installing msmtp, and the solution is as follows.

Install the GCC software suite

[root@localhost ~]# yum install gcc
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
* base: mirror01.idc.hinet.net
* extras: mirror01.idc.hinet.net
* updates: mirror01.idc.hinet.net
Setting up Install Process
Resolving Dependencies
–> Running transaction check
—> Package gcc.i386 0:4.1.2-50.el5 set to be updated
–> Processing Dependency: cpp = 4.1.2-50.el5 for package: gcc
–> Processing Dependency: glibc-devel >= 2.2.90-12 for package: gcc
–> Running transaction check
—> Package cpp.i386 0:4.1.2-50.el5 set to be updated
—> Package glibc-devel.i386 0:2.5-58.el5_6.3 set to be updated
–> Processing Dependency: glibc-headers = 2.5-58.el5_6.3 for package: glibc-devel
–> Processing Dependency: glibc-headers for package: glibc-devel
–> Running transaction check
—> Package glibc-headers.i386 0:2.5-58.el5_6.3 set to be updated
–> Processing Dependency: kernel-headers >= 2.2.1 for package: glibc-headers
–> Processing Dependency: kernel-headers for package: glibc-headers
–> Running transaction check
—> Package kernel-headers.i386 0:2.6.18-238.9.1.el5 set to be updated
–> Finished Dependency Resolution

Dependencies Resolved

================================================================================
Package Arch Version Repository Size
================================================================================
Installing:
gcc i386 4.1.2-50.el5 base 5.2 M
Installing for dependencies:
cpp i386 4.1.2-50.el5 base 2.7 M
glibc-devel i386 2.5-58.el5_6.3 updates 2.0 M
glibc-headers i386 2.5-58.el5_6.3 updates 603 k
kernel-headers i386 2.6.18-238.9.1.el5 updates 1.1 M

Transaction Summary
================================================================================
Install 5 Package(s)
Upgrade 0 Package(s)

Total download size: 12 M
Is this ok [y/N]: y
Downloading Packages:
(1/5): glibc-headers-2.5-58.el5_6.3.i386.rpm | 603 kB 00:00
(2/5): kernel-headers-2.6.18-238.9.1.el5.i386.rpm | 1.1 MB 00:00
(3/5): glibc-devel-2.5-58.el5_6.3.i386.rpm | 2.0 MB 00:00
(4/5): cpp-4.1.2-50.el5.i386.rpm | 2.7 MB 00:00
(5/5): gcc-4.1.2-50.el5.i386.rpm | 5.2 MB 00:00
——————————————————————————–
Total 5.1 MB/s | 12 MB 00:02
Running rpm_check_debug
Running Transaction Test
Finished Transaction Test
Transaction Test Succeeded
Running Transaction
Installing : kernel-headers 1/5
Installing : cpp 2/5
Installing : glibc-headers 3/5
Installing : glibc-devel 4/5
Installing : gcc 5/5

Installed:
gcc.i386 0:4.1.2-50.el5

Dependency Installed:
cpp.i386 0:4.1.2-50.el5 glibc-devel.i386 0:2.5-58.el5_6.3
glibc-headers.i386 0:2.5-58.el5_6.3 kernel-headers.i386 0:2.6.18-238.9.1.el5

Complete!
[root@localhost ~]# cd msmtp-1.4.20

[root@localhost msmtp-1.4.20]# ./configure

Done!