   all: default pyaudiolab mlabwrap scipy ipython pyrex pytables psyco gnuplotpy
   
 --- 1,23 ----
-! PREFIX = $(shell echo ${dir ${CURDIR}} | sed 's/\///'  | sed 's/\//:\//' | sed 's/\//\\/g' | sed 's/\(.*\)./\1/')
-! GMP_PREFIX = $(shell echo ${dir ${CURDIR}} | sed 's/\///'  | sed 's/\//:\//' | sed 's/\(.*\)./\1/') 
+! BACK_PREFIX = $(shell echo ${dir ${CURDIR}} | sed 's/\///'  | sed 's/\//:\//' | sed 's/\//\\/g' | sed 's/\(.*\)./\1/')
+! PREFIX = $(shell echo ${dir ${CURDIR}} | sed 's/\///'  | sed 's/\//:\//' | sed 's/\(.*\)./\1/') 
 ! # awful conversion of e.g. /c/path/to/here/ into c:\path\to\here
 ! # and c:/path/to/here
 ! # can't seem to specify path in one way that works for all packages

  
  tilewrapper-uninstall:
***************
*** 760,773 ****
  GMP_UNINSTALL += lib/libgmp.* 
  GMP_UNINSTALL += include/gmp.h
  
- 
  gmp: ${GMP}.tar.gz
  	tar -xzf ${GMP}.tar.gz
! 	cd ${GMP}; ./configure --prefix=${PREFIX} 
  	make -C ${GMP}
  	make -C ${GMP} check
  	make -C ${GMP} install
  	touch gmp
  
  gmp-clean: 
  	rm -rf ${GMP} 
--- 771,784 ----
  GMP_UNINSTALL += lib/libgmp.* 
  GMP_UNINSTALL += include/gmp.h
  
  gmp: ${GMP}.tar.gz
  	tar -xzf ${GMP}.tar.gz
! 	cd ${GMP}; ./configure --prefix=${GMP_PREFIX}
  	make -C ${GMP}
  	make -C ${GMP} check
  	make -C ${GMP} install
  	touch gmp

*** Makefile	Wed Jul 23 14:43:51 2008
--- Makefile.w	Wed Jul 23 14:43:44 2008
***************
*** 1,13 ****
! PREFIX = ${dir ${CURDIR}}
