Remix won't compile on 1.9.3p194 over here

[pmarreck]

>> echo $CC

/usr/bin/gcc-4.2

>> ruby --version

ruby 1.9.3p194 (2012-04-20 revision 35410) [x86_64-darwin11.3.0]

>> gem install remix

Fetching: remix-0.4.9.gem (100%)
Building native extensions. This could take a while...
ERROR: Error installing remix:
ERROR: Failed to build gem native extension.

    /Users/me/.rvm/rubies/ruby-1.9.3-p194/bin/ruby extconf.rb

creating Makefile

make
compiling remix.c
In file included from remix.c:7:
compat.h: In function ‘class_alloc’:
compat.h:26: error: invalid application of ‘sizeof’ to incomplete type ‘rb_classext_t’
compat.h:30: warning: implicit declaration of function ‘RCLASS_IV_TBL’
compat.h:30: error: lvalue required as left operand of assignment
compat.h:31: warning: implicit declaration of function ‘RCLASS_M_TBL’
compat.h:31: error: lvalue required as left operand of assignment
compat.h:32: warning: passing argument 1 of ‘rb_class_get_superclass’ makes integer from pointer without a cast
compat.h:32: error: lvalue required as left operand of assignment
compat.h:33: warning: implicit declaration of function ‘RCLASS_IV_INDEX_TBL’
compat.h:33: error: lvalue required as left operand of assignment
remix.c: In function ‘j_class_new’:
remix.c:41: error: lvalue required as left operand of assignment
remix.c:45: error: lvalue required as left operand of assignment
remix.c:54: error: lvalue required as left operand of assignment
remix.c:56: error: lvalue required as left operand of assignment
remix.c:59: error: lvalue required as left operand of assignment
remix.c: In function ‘rb_prepare_for_remix’:
remix.c:97: error: lvalue required as left operand of assignment
remix.c: In function ‘retrieve_imod_before_mod’:
remix.c:138: warning: ISO C90 forbids mixed declarations and code
remix.c: In function ‘retrieve_imod_for_mod’:
remix.c:154: warning: ISO C90 forbids mixed declarations and code
remix.c: In function ‘rb_module_move_up’:
remix.c:174: warning: ISO C90 forbids mixed declarations and code
remix.c: In function ‘rb_module_move_down’:
remix.c:191: warning: ISO C90 forbids mixed declarations and code
remix.c: In function ‘rb_include_at’:
remix.c:240: warning: ISO C90 forbids mixed declarations and code
remix.c: In function ‘rb_swap_modules’:
remix.c:258: warning: ISO C90 forbids mixed declarations and code
remix.c:269: error: lvalue required as left operand of assignment
remix.c:269: error: lvalue required as left operand of assignment
remix.c:269: error: lvalue required as left operand of assignment
remix.c:270: error: lvalue required as left operand of assignment
remix.c:270: error: lvalue required as left operand of assignment
remix.c:270: error: lvalue required as left operand of assignment
remix.c: In function ‘remove_nested_module’:
remix.c:286: error: lvalue required as left operand of assignment
remix.c: In function ‘rb_uninclude’:
remix.c:315: warning: ISO C90 forbids mixed declarations and code
remix.c:324: warning: ISO C90 forbids mixed declarations and code
remix.c:332: error: lvalue required as left operand of assignment
remix.c: In function ‘rb_replace_module’:
remix.c:351: warning: ISO C90 forbids mixed declarations and code
remix.c:355: warning: this function may return with or without a value
make: *** [remix.o] Error 1

Would love to play with this to implement a backport of Refinements to 1.9.x...