Regenerate all aclocal.m4, configure and Makefile.in files.
The maintainer rules refer to configure.in directly, so update that after renaming all the configure.ac files.
The TI proprietary toolchain uses nonstandard names for some math library functions. In order to achieve ABI compatibility between GNU and TI toolchains, add support for the TI function names. Signed-off-by: Dimitar Dimitrov <dimitar@dinux.eu>