diff --git a/lpsolve/.SRCINFO b/lpsolve/.SRCINFO
new file mode 100644
index 0000000000..799ecc1518
--- /dev/null
+++ b/lpsolve/.SRCINFO
@@ -0,0 +1,16 @@
+pkgbase = lpsolve
+	pkgdesc = a Mixed Integer Linear Programming (MILP) solver
+	pkgver = 5.5.2.11
+	pkgrel = 3
+	url = http://lpsolve.sourceforge.net/
+	arch = x86_64
+	license = LGPL-2.1-or-later
+	license = GPL-2.0-or-later WITH Bison-exception-2.2
+	license = BSD-3-Clause
+	depends = glibc
+	source = https://downloads.sourceforge.net/project/lpsolve/lpsolve/5.5.2.11/lp_solve_5.5.2.11_source.tar.gz
+	source = lpsolve-5.5.2.11-misc.patch
+	sha256sums = 6d4abff5cc6aaa933ae8e6c17a226df0fc0b671c438f69715d41d09fe81f902f
+	sha256sums = ac1fc22a94318189c53c83fd728bd2a6c97ae2680308a852880842f78a0536c5
+
+pkgname = lpsolve
diff --git a/lpsolve/.nvchecker.toml b/lpsolve/.nvchecker.toml
new file mode 100644
index 0000000000..ffafb6a55e
--- /dev/null
+++ b/lpsolve/.nvchecker.toml
@@ -0,0 +1,4 @@
+[lpsolve]
+source = "regex"
+regex = "lp_solve_(\\d+.\\d+.\\d+.\\d+)"
+url = "https://lpsolve.sourceforge.net/5.5/distribution.htm"
diff --git a/lpsolve/PKGBUILD b/lpsolve/PKGBUILD
index fcae6970b1..08abf6895b 100644
--- a/lpsolve/PKGBUILD
+++ b/lpsolve/PKGBUILD
@@ -5,24 +5,23 @@ pkgname=lpsolve
 _origname=lp_solve
 pkgver=5.5.2.11
 _mainver=5.5
-pkgrel=2
+pkgrel=3
 pkgdesc="a Mixed Integer Linear Programming (MILP) solver"
 arch=(x86_64 powerpc64le powerpc64 powerpc riscv64)
 url="http://lpsolve.sourceforge.net/" # no https
-license=('LGPL2.1')
+license=('LGPL-2.1-or-later'
+         'GPL-2.0-or-later WITH Bison-exception-2.2'
+         'BSD-3-Clause')
 depends=('glibc')
-options=(!distcc)
 source=(https://downloads.sourceforge.net/project/lpsolve/lpsolve/${pkgver}/lp_solve_${pkgver}_source.tar.gz
-        flags.patch)
-sha1sums=('c0ffa7b8d49938ba213b4d3e894d56b3aba4e983'
-          '6fb51fcc2d821f3ca16b0da9e93cf211abafcde2')
+        lpsolve-5.5.2.11-misc.patch)
 sha256sums=('6d4abff5cc6aaa933ae8e6c17a226df0fc0b671c438f69715d41d09fe81f902f'
-            '2d374f905a31c17769f52ca57d0e41f39bbe71e84a28f7ab972a63cf380bf14b')
+            'ac1fc22a94318189c53c83fd728bd2a6c97ae2680308a852880842f78a0536c5')
 
 prepare() {
   cd ${_origname}_${_mainver}
-  # add CFLAGS/LDFLAGS
-  patch -Np1 -i "$srcdir"/flags.patch
+  # Gentoo patch to fix build and include flags fixes
+  patch -Np1 -i "$srcdir"/lpsolve-5.5.2.11-misc.patch
 }
 
 build() {
@@ -31,7 +30,8 @@ build() {
   # taken from Fedora spec
   cd lpsolve55
   sh -x ccc
-#  rm bin/ux*/liblpsolve55.a
+  rm bin/ux*/liblpsolve55.a
+
   cd ../lp_solve
   sh -x ccc
 }
@@ -43,4 +43,6 @@ package() {
   install -m755 lp_solve/bin/ux*/lp_solve "${pkgdir}"/usr/bin/
   install -m755 lpsolve55/bin/ux*/liblpsolve55.so "${pkgdir}"/usr/lib/
   install -m644 lp*.h "${pkgdir}"/usr/include/lpsolve/
+
+  install -D -m644 README.txt -t "${pkgdir}/usr/share/licenses/${pkgname}/"
 }
diff --git a/lpsolve/flags.patch b/lpsolve/flags.patch
deleted file mode 100644
index 16b10820fe..0000000000
--- a/lpsolve/flags.patch
+++ /dev/null
@@ -1,45 +0,0 @@
-diff -ru lp_solve_5.5.orig/lp_solve/ccc lp_solve_5.5/lp_solve/ccc
---- lp_solve_5.5.orig/lp_solve/ccc	2009-02-23 16:31:18.000000000 +0000
-+++ lp_solve_5.5/lp_solve/ccc	2009-02-23 16:31:29.000000000 +0000
-@@ -28,7 +28,7 @@
- fi
- rm /tmp/isnan.c /tmp/isnan >/dev/null 2>&1
- 
--opts='-O3'
-+opts=$CFLAGS
- 
- def=
- if [ "$PLATFORM" = "SCO_UNIX" ]
---- lp_solve_5.5/lp_solve/ccc	2021-05-16 11:21:48.000000000 +0200
-+++ lp_solve_5.5/lp_solve/ccc.new	2021-05-16 11:24:49.707197134 +0200
-@@ -42,4 +42,4 @@
- else dl=-ldl
- fi
- 
--$c -I.. -I../bfp -I../bfp/bfp_LUSOL -I../bfp/bfp_LUSOL/LUSOL -I../colamd -I../shared $opts $def $NOISNAN -DYY_NEVER_INTERACTIVE -DPARSER_LP -DINVERSE_ACTIVE=INVERSE_LUSOL -DRoleIsExternalInvEngine $src -o bin/$PLATFORM/lp_solve $math $dl
-+$c -I.. -I../bfp -I../bfp/bfp_LUSOL -I../bfp/bfp_LUSOL/LUSOL -I../colamd -I../shared $opts $def $NOISNAN -DYY_NEVER_INTERACTIVE -DPARSER_LP -DINVERSE_ACTIVE=INVERSE_LUSOL -DRoleIsExternalInvEngine $src $LDFLAGS -o bin/$PLATFORM/lp_solve $math $dl
-
-diff -ru lp_solve_5.5.orig/lpsolve55/ccc lp_solve_5.5/lpsolve55/ccc
---- lp_solve_5.5.orig/lpsolve55/ccc	2009-02-23 16:31:18.000000000 +0000
-+++ lp_solve_5.5/lpsolve55/ccc	2009-02-23 16:31:29.000000000 +0000
-@@ -35,7 +35,7 @@
-      so=y
- fi
- 
--opts='-O3'
-+opts=$CFLAGS
- 
- $c -s -c -I.. -I../shared -I../bfp -I../bfp/bfp_LUSOL -I../bfp/bfp_LUSOL/LUSOL -I../colamd $opts $def $NOISNAN -DYY_NEVER_INTERACTIVE -DPARSER_LP -DINVERSE_ACTIVE=INVERSE_LUSOL -DRoleIsExternalInvEngine $src
- ar rv bin/$PLATFORM/liblpsolve55.a `echo $src|sed s/[.]c/.o/g|sed 's/[^ ]*\///g'`
-
---- lp_solve_5.5/lpsolve55/ccc	2021-05-16 11:11:40.000000000 +0200
-+++ lp_solve_5.5/lpsolve55/ccc.new	2021-05-16 11:19:13.556599115 +0200
-@@ -48,7 +48,7 @@
- if [ "$so" != "" ]
- then
-   $c -fpic -s -c -I.. -I../shared -I../bfp -I../bfp/bfp_LUSOL -I../bfp/bfp_LUSOL/LUSOL -I../colamd -I. $opts $NOISNAN -DYY_NEVER_INTERACTIVE -DPARSER_LP -DINVERSE_ACTIVE=INVERSE_LUSOL -DRoleIsExternalInvEngine $src
--  $c -shared -Wl,-Bsymbolic -Wl,-soname,liblpsolve55.so -o bin/$PLATFORM/liblpsolve55.so `echo $src|sed s/[.]c/.o/g|sed 's/[^ ]*\///g'` -lc -lm -ldl
-+  $c -shared -Wl,-Bsymbolic -Wl,-soname,liblpsolve55.so $LDFLAGS -o bin/$PLATFORM/liblpsolve55.so `echo $src|sed s/[.]c/.o/g|sed 's/[^ ]*\///g'` -lc -lm -ldl
- fi
- 
- rm *.o 2>/dev/null
diff --git a/lpsolve/lpsolve-5.5.2.0.defines.patch b/lpsolve/lpsolve-5.5.2.0.defines.patch
deleted file mode 100644
index a325c13703..0000000000
--- a/lpsolve/lpsolve-5.5.2.0.defines.patch
+++ /dev/null
@@ -1,22 +0,0 @@
---- lp_solve_5.5/lpsolve55/ccc
-+++ lp_solve_5.5/lpsolve55/ccc
-@@ -18,7 +18,7 @@
- echo '#include <stdio.h>'>>/tmp/isnan.c
- echo '#include <stdlib.h>'>>/tmp/isnan.c
- echo '#include <math.h>'>>/tmp/isnan.c
--echo 'main(){isnan(0);}'>>/tmp/isnan.c
-+echo 'main(){isnan(0.0);}'>>/tmp/isnan.c
- $c /tmp/isnan.c -o /tmp/isnan $math >/dev/null 2>&1
- if [ $? = 0 ]
- then NOISNAN=
---- lp_solve_5.5/lp_solve/ccc
-+++ lp_solve_5.5/lp_solve/ccc
-@@ -20,7 +20,7 @@
- echo '#include <stdio.h>'>>/tmp/isnan.c
- echo '#include <stdlib.h>'>>/tmp/isnan.c
- echo '#include <math.h>'>>/tmp/isnan.c
--echo 'main(){isnan(0);}'>>/tmp/isnan.c
-+echo 'main(){isnan(0.0);}'>>/tmp/isnan.c
- $c /tmp/isnan.c -o /tmp/isnan $math >/dev/null 2>&1
- if [ $? = 0 ]
- then NOISNAN=
diff --git a/lpsolve/lpsolve-5.5.2.11-misc.patch b/lpsolve/lpsolve-5.5.2.11-misc.patch
new file mode 100644
index 0000000000..b4e1f91f72
--- /dev/null
+++ b/lpsolve/lpsolve-5.5.2.11-misc.patch
@@ -0,0 +1,335 @@
+--- a/bfp/bfp_LUSOL/ccc
++++ b/bfp/bfp_LUSOL/ccc
+@@ -1,13 +1,13 @@
+ :
+ src='../../shared/commonlib.c ../../colamd/colamd.c lp_LUSOL.c ../../lp_utils.c ../../shared/myblas.c LUSOL/lusol.c'
+ 
+-c=cc
++c=${CC:-cc}
+ 
+ #determine platform (32/64 bit)
+ >/tmp/platform.c
+ echo '#include <stdlib.h>'>>/tmp/platform.c
+ echo '#include <stdio.h>'>>/tmp/platform.c
+-echo 'main(){printf("ux%d", (int) (sizeof(void *)*8));}'>>/tmp/platform.c
++echo 'int main(){printf("ux%d", (int) (sizeof(void *)*8));}'>>/tmp/platform.c
+ $c /tmp/platform.c -o /tmp/platform
+ PLATFORM=`/tmp/platform`
+ rm /tmp/platform /tmp/platform.c >/dev/null 2>&1
+--- a/bfp/bfp_LUSOL/ccc.osx
++++ b/bfp/bfp_LUSOL/ccc.osx
+@@ -1,13 +1,13 @@
+ :
+ src='../../shared/commonlib.c ../../colamd/colamd.c lp_LUSOL.c ../../lp_utils.c ../../shared/myblas.c LUSOL/lusol.c'
+ 
+-c=cc
++c=${CC:-cc}
+ 
+ #determine platform (32/64 bit)
+ >/tmp/platform.c
+ echo '#include <stdlib.h>'>>/tmp/platform.c
+ echo '#include <stdio.h>'>>/tmp/platform.c
+-echo 'main(){printf("osx%d", (int) (sizeof(void *)*8));}'>>/tmp/platform.c
++echo 'int main(){printf("osx%d", (int) (sizeof(void *)*8));}'>>/tmp/platform.c
+ $c /tmp/platform.c -o /tmp/platform
+ PLATFORM=`/tmp/platform`
+ rm /tmp/platform /tmp/platform.c >/dev/null 2>&1
+--- a/demo/ccc
++++ b/demo/ccc
+@@ -1,6 +1,5 @@
+ src='../lp_MDO.c ../shared/commonlib.c ../colamd/colamd.c ../shared/mmio.c ../shared/myblas.c ../ini.c ../lp_rlp.c ../lp_crash.c ../bfp/bfp_LUSOL/lp_LUSOL.c ../bfp/bfp_LUSOL/LUSOL/lusol.c ../lp_Hash.c ../lp_lib.c ../lp_wlp.c ../lp_matrix.c ../lp_mipbb.c ../lp_MPS.c ../lp_params.c ../lp_presolve.c ../lp_price.c ../lp_pricePSE.c ../lp_report.c ../lp_scale.c ../lp_simplex.c ../lp_SOS.c ../lp_utils.c ../yacc_read.c'
+-c=cc
+-
++c=${CC:-cc}
+ math=-lm
+ 
+ def=
+--- a/demo/ccc.osx
++++ b/demo/ccc.osx
+@@ -1,5 +1,5 @@
+ src='../bfp/lp_MDO.c ../commonlib.c ../myblas.c ../colamd/colamd.c ../ini.c ../fortify.c ../lp_rlp.c ../lp_crash.c ../bfp/bfp_etaPFI/lp_etaPFI.c ../lp_Hash.c ../lp_lib.c ../lp_wlp.c ../lp_matrix.c ../lp_mipbb.c ../lp_MPS.c ../lp_params.c ../lp_presolve.c ../lp_price.c ../lp_pricePSE.c ../lp_report.c ../lp_scale.c ../lp_simplex.c demo.c ../lp_SOS.c ../lp_utils.c ../yacc_read.c'
+-c=cc
++c=${CC:-cc}
+ 
+ math=-lm
+ 
+--- a/lp_solve/ccc
++++ b/lp_solve/ccc
+@@ -1,6 +1,6 @@
+ :
+ src='../lp_MDO.c ../shared/commonlib.c ../colamd/colamd.c ../shared/mmio.c ../shared/myblas.c ../ini.c ../fortify.c ../lp_rlp.c ../lp_crash.c ../bfp/bfp_LUSOL/lp_LUSOL.c ../bfp/bfp_LUSOL/LUSOL/lusol.c ../lp_Hash.c ../lp_lib.c ../lp_wlp.c ../lp_matrix.c ../lp_mipbb.c ../lp_MPS.c ../lp_params.c ../lp_presolve.c ../lp_price.c ../lp_pricePSE.c ../lp_report.c ../lp_scale.c ../lp_simplex.c lp_solve.c ../lp_SOS.c ../lp_utils.c ../yacc_read.c'
+-c=cc
++c=${CC:-cc}
+ 
+ MYTMP=`mktemp -d "${TMPDIR:-/tmp}"/lp_solve_XXXXXX`
+ 
+@@ -8,7 +8,7 @@ MYTMP=`mktemp -d "${TMPDIR:-/tmp}"/lp_solve_XXXXXX`
+ >"$MYTMP"/platform.c
+ echo '#include <stdlib.h>'>>"$MYTMP"/platform.c
+ echo '#include <stdio.h>'>>"$MYTMP"/platform.c
+-echo 'main(){printf("ux%d", (int) (sizeof(void *)*8));}'>>"$MYTMP"/platform.c
++echo 'int main(){printf("ux%d", (int) (sizeof(void *)*8));}'>>"$MYTMP"/platform.c
+ $c "$MYTMP"/platform.c -o "$MYTMP"/platform
+ PLATFORM=`"$MYTMP"/platform`
+ rm "$MYTMP"/platform "$MYTMP"/platform.c >/dev/null 2>&1
+@@ -22,7 +22,7 @@ math=-lm
+ echo '#include <stdio.h>'>>"$MYTMP"/isnan.c
+ echo '#include <stdlib.h>'>>"$MYTMP"/isnan.c
+ echo '#include <math.h>'>>"$MYTMP"/isnan.c
+-echo 'main(){isnan(0.0);return 0;}'>>"$MYTMP"/isnan.c
++echo 'int main(){isnan(0.0);return 0;}'>>"$MYTMP"/isnan.c
+ $c "$MYTMP"/isnan.c -o "$MYTMP"/isnan $math >/dev/null 2>&1
+ if [ $? = 0 ]
+ then NOISNAN=
+@@ -42,4 +42,4 @@ then opts='-O0'
+ else dl=-ldl
+ fi
+ 
+-$c -I.. -I../bfp -I../bfp/bfp_LUSOL -I../bfp/bfp_LUSOL/LUSOL -I../colamd -I../shared $opts $def $NOISNAN -DYY_NEVER_INTERACTIVE -DPARSER_LP -DINVERSE_ACTIVE=INVERSE_LUSOL -DRoleIsExternalInvEngine $src -o bin/$PLATFORM/lp_solve $math $dl
++$c $CFLAGS $LDFLAGS -I.. -I../bfp -I../bfp/bfp_LUSOL -I../bfp/bfp_LUSOL/LUSOL -I../colamd -I../shared $opts $def $NOISNAN -DYY_NEVER_INTERACTIVE -DPARSER_LP -DINVERSE_ACTIVE=INVERSE_LUSOL -DRoleIsExternalInvEngine $src -o bin/$PLATFORM/lp_solve $math $dl
+--- a/lp_solve/ccc.osx
++++ b/lp_solve/ccc.osx
+@@ -1,6 +1,6 @@
+ :
+ src='../lp_MDO.c ../shared/commonlib.c ../colamd/colamd.c ../shared/mmio.c ../shared/myblas.c ../ini.c ../fortify.c ../lp_rlp.c ../lp_crash.c ../bfp/bfp_LUSOL/lp_LUSOL.c ../bfp/bfp_LUSOL/LUSOL/lusol.c ../lp_Hash.c ../lp_lib.c ../lp_wlp.c ../lp_matrix.c ../lp_mipbb.c ../lp_MPS.c ../lp_params.c ../lp_presolve.c ../lp_price.c ../lp_pricePSE.c ../lp_report.c ../lp_scale.c ../lp_simplex.c lp_solve.c ../lp_SOS.c ../lp_utils.c ../yacc_read.c'
+-c=cc
++c=${CC:-cc}
+ 
+ MYTMP=`mktemp -d "${TMPDIR:-/tmp}"/lp_solve_XXXXXX`
+ 
+@@ -8,7 +8,7 @@ MYTMP=`mktemp -d "${TMPDIR:-/tmp}"/lp_solve_XXXXXX`
+ >"$MYTMP"/platform.c
+ echo '#include <stdlib.h>'>>"$MYTMP"/platform.c
+ echo '#include <stdio.h>'>>"$MYTMP"/platform.c
+-echo 'main(){printf("osx%d", (int) (sizeof(void *)*8));}'>>"$MYTMP"/platform.c
++echo 'int main(){printf("osx%d", (int) (sizeof(void *)*8));}'>>"$MYTMP"/platform.c
+ $c "$MYTMP"/platform.c -o "$MYTMP"/platform
+ PLATFORM=`"$MYTMP"/platform`
+ rm "$MYTMP"/platform "$MYTMP"/platform.c >/dev/null 2>&1
+@@ -22,7 +22,7 @@ math=-lm
+ echo '#include <stdio.h>'>>"$MYTMP"/isnan.c
+ echo '#include <stdlib.h>'>>"$MYTMP"/isnan.c
+ echo '#include <math.h>'>>"$MYTMP"/isnan.c
+-echo 'main(){isnan(0.0);return 0;}'>>"$MYTMP"/isnan.c
++echo 'int main(){isnan(0.0);return 0;}'>>"$MYTMP"/isnan.c
+ $c "$MYTMP"/isnan.c -o "$MYTMP"/isnan $math >/dev/null 2>&1
+ if [ $? = 0 ]
+ then NOISNAN=
+@@ -37,4 +37,4 @@ dl=-ldl
+ 
+ opts='-idirafter /usr/include/sys -O3 -DINTEGERTIME -Wno-long-double'
+ 
+-$c -I.. -I../bfp -I../bfp/bfp_LUSOL -I../bfp/bfp_LUSOL/LUSOL -I../colamd -I../shared $opts $def $NOISNAN -DYY_NEVER_INTERACTIVE -DPARSER_LP -DINVERSE_ACTIVE=INVERSE_LUSOL -DRoleIsExternalInvEngine $src -o bin/$PLATFORM/lp_solve $math $dl
++$c $CFLAGS $LDFLAGS -I.. -I../bfp -I../bfp/bfp_LUSOL -I../bfp/bfp_LUSOL/LUSOL -I../colamd -I../shared $opts $def $NOISNAN -DYY_NEVER_INTERACTIVE -DPARSER_LP -DINVERSE_ACTIVE=INVERSE_LUSOL -DRoleIsExternalInvEngine $src -o bin/$PLATFORM/lp_solve $math $dl
+--- a/lpsolve55/ccc
++++ b/lpsolve55/ccc
+@@ -1,6 +1,6 @@
+ :
+ src='../lp_MDO.c ../shared/commonlib.c ../shared/mmio.c ../shared/myblas.c ../ini.c ../fortify.c ../colamd/colamd.c ../lp_rlp.c ../lp_crash.c ../bfp/bfp_LUSOL/lp_LUSOL.c ../bfp/bfp_LUSOL/LUSOL/lusol.c ../lp_Hash.c ../lp_lib.c ../lp_wlp.c ../lp_matrix.c ../lp_mipbb.c ../lp_MPS.c ../lp_params.c ../lp_presolve.c ../lp_price.c ../lp_pricePSE.c ../lp_report.c ../lp_scale.c ../lp_simplex.c ../lp_SOS.c ../lp_utils.c ../yacc_read.c'
+-c=cc
++c=${CC:-cc}
+ 
+ MYTMP=`mktemp -d "${TMPDIR:-/tmp}"/lp_solve_XXXXXX`
+ 
+@@ -8,7 +8,7 @@ MYTMP=`mktemp -d "${TMPDIR:-/tmp}"/lp_solve_XXXXXX`
+ >"$MYTMP"/platform.c
+ echo '#include <stdlib.h>'>>"$MYTMP"/platform.c
+ echo '#include <stdio.h>'>>"$MYTMP"/platform.c
+-echo 'main(){printf("ux%d", (int) (sizeof(void *)*8));}'>>"$MYTMP"/platform.c
++echo 'int main(){printf("ux%d", (int) (sizeof(void *)*8));}'>>"$MYTMP"/platform.c
+ $c "$MYTMP"/platform.c -o "$MYTMP"/platform
+ PLATFORM=`"$MYTMP"/platform`
+ rm "$MYTMP"/platform "$MYTMP"/platform.c >/dev/null 2>&1
+@@ -20,7 +20,7 @@ mkdir bin bin/$PLATFORM >/dev/null 2>&1
+ echo '#include <stdio.h>'>>"$MYTMP"/isnan.c
+ echo '#include <stdlib.h>'>>"$MYTMP"/isnan.c
+ echo '#include <math.h>'>>"$MYTMP"/isnan.c
+-echo 'main(){isnan(0.0);return 0;}'>>"$MYTMP"/isnan.c
++echo 'int main(){isnan(0.0);return 0;}'>>"$MYTMP"/isnan.c
+ $c "$MYTMP"/isnan.c -o "$MYTMP"/isnan $math >/dev/null 2>&1
+ if [ $? = 0 ]
+ then NOISNAN=
+@@ -42,13 +42,13 @@ fi
+ opts='-O3'
+ 
+ $c -s -c -I.. -I../shared -I../bfp -I../bfp/bfp_LUSOL -I../bfp/bfp_LUSOL/LUSOL -I../colamd $opts $def $NOISNAN -DYY_NEVER_INTERACTIVE -DPARSER_LP -DINVERSE_ACTIVE=INVERSE_LUSOL -DRoleIsExternalInvEngine $src
+-ar rv bin/$PLATFORM/liblpsolve55.a `echo $src|sed s/[.]c/.o/g|sed 's/[^ ]*\///g'`
+-ranlib bin/$PLATFORM/liblpsolve55.a
++${AR:-ar} rv bin/$PLATFORM/liblpsolve55.a `echo $src|sed s/[.]c/.o/g|sed 's/[^ ]*\///g'`
++${RANLIB:-ranlib} bin/$PLATFORM/liblpsolve55.a
+ 
+ if [ "$so" != "" ]
+ then
+-  $c -fpic -s -c -I.. -I../shared -I../bfp -I../bfp/bfp_LUSOL -I../bfp/bfp_LUSOL/LUSOL -I../colamd -I. $opts $NOISNAN -DYY_NEVER_INTERACTIVE -DPARSER_LP -DINVERSE_ACTIVE=INVERSE_LUSOL -DRoleIsExternalInvEngine $src
+-  $c -shared -Wl,-Bsymbolic -Wl,-soname,liblpsolve55.so -o bin/$PLATFORM/liblpsolve55.so `echo $src|sed s/[.]c/.o/g|sed 's/[^ ]*\///g'` -lc -lm -ldl
++  $c $CFLAGS $LDFLAGS -fpic -c -I.. -I../shared -I../bfp -I../bfp/bfp_LUSOL -I../bfp/bfp_LUSOL/LUSOL -I../colamd -I. $opts $NOISNAN -DYY_NEVER_INTERACTIVE -DPARSER_LP -DINVERSE_ACTIVE=INVERSE_LUSOL -DRoleIsExternalInvEngine $src
++  $c $CFLAGS $LDFLAGS -shared -Wl,-Bsymbolic -Wl,-soname,liblpsolve55.so -o bin/$PLATFORM/liblpsolve55.so `echo $src|sed s/[.]c/.o/g|sed 's/[^ ]*\///g'` -lc -lm -ldl
+ fi
+ 
+ rm *.o 2>/dev/null
+--- a/lpsolve55/ccc.aix
++++ b/lpsolve55/ccc.aix
+@@ -4,14 +4,14 @@ src='../lp_MDO.c ../shared/commonlib.c ../shared/mmio.c ../shared/myblas.c ../in
+ type xlc >/dev/null 2>&1
+ if [ $? = 0 ]
+ then c=xlc
+-else c=cc
++else c=${CC:-cc}
+ fi
+ 
+ #determine platform (32/64 bit)
+ >/tmp/platform.c
+ echo '#include <stdlib.h>'>>/tmp/platform.c
+ echo '#include <stdio.h>'>>/tmp/platform.c
+-echo 'main(){printf("ux%d", (int) (sizeof(void *)*8));}'>>/tmp/platform.c
++echo 'int main(){printf("ux%d", (int) (sizeof(void *)*8));}'>>/tmp/platform.c
+ $c /tmp/platform.c -o /tmp/platform
+ PLATFORM=`/tmp/platform`
+ rm /tmp/platform /tmp/platform.c >/dev/null 2>&1
+@@ -23,7 +23,7 @@ mkdir bin bin/$PLATFORM >/dev/null 2>&1
+ echo '#include <stdio.h>'>>/tmp/isnan.c
+ echo '#include <stdlib.h>'>>/tmp/isnan.c
+ echo '#include <math.h>'>>/tmp/isnan.c
+-echo 'main(){isnan(0.0);return 0;}'>>/tmp/isnan.c
++echo 'int main(){isnan(0.0);return 0;}'>>/tmp/isnan.c
+ $c /tmp/isnan.c -o /tmp/isnan $math >/dev/null 2>&1
+ if [ $? = 0 ]
+ then NOISNAN=
+@@ -38,8 +38,8 @@ so=y
+ opts='-O2'
+ 
+ $c -s -c -I.. -I../shared -I../bfp -I../bfp/bfp_LUSOL -I../bfp/bfp_LUSOL/LUSOL -I../colamd $opts $def $NOISNAN -DYY_NEVER_INTERACTIVE -DPARSER_LP -DINVERSE_ACTIVE=INVERSE_LUSOL -DRoleIsExternalInvEngine $src
+-ar rv bin/$PLATFORM/liblpsolve55.a `echo $src|sed s/[.]c/.o/g|sed 's/[^ ]*\///g'`
+-ranlib bin/$PLATFORM/liblpsolve55.a
++${AR:-ar} rv bin/$PLATFORM/liblpsolve55.a `echo $src|sed s/[.]c/.o/g|sed 's/[^ ]*\///g'`
++${RANLIB:-ranlib}  bin/$PLATFORM/liblpsolve55.a
+ 
+ if [ "$so" != "" ]
+ then
+--- a/lpsolve55/ccc.hp-ux
++++ b/lpsolve55/ccc.hp-ux
+@@ -1,12 +1,12 @@
+ :
+ src='../lp_MDO.c ../shared/commonlib.c ../shared/mmio.c ../shared/myblas.c ../ini.c ../fortify.c ../colamd/colamd.c ../lp_rlp.c ../lp_crash.c ../bfp/bfp_LUSOL/lp_LUSOL.c ../bfp/bfp_LUSOL/LUSOL/lusol.c ../lp_Hash.c ../lp_lib.c ../lp_wlp.c ../lp_matrix.c ../lp_mipbb.c ../lp_MPS.c ../lp_params.c ../lp_presolve.c ../lp_price.c ../lp_pricePSE.c ../lp_report.c ../lp_scale.c ../lp_simplex.c ../lp_SOS.c ../lp_utils.c ../yacc_read.c'
+-c=cc
++c=${CC:-cc}
+ 
+ #determine platform (32/64 bit)
+ >/tmp/platform.c
+ echo '#include <stdlib.h>'>>/tmp/platform.c
+ echo '#include <stdio.h>'>>/tmp/platform.c
+-echo 'main(){printf("ux%d", (int) (sizeof(void *)*8));}'>>/tmp/platform.c
++echo 'int main(){printf("ux%d", (int) (sizeof(void *)*8));}'>>/tmp/platform.c
+ $c /tmp/platform.c -o /tmp/platform
+ PLATFORM=`/tmp/platform`
+ rm /tmp/platform /tmp/platform.c >/dev/null 2>&1
+@@ -18,7 +18,7 @@ mkdir bin bin/$PLATFORM >/dev/null 2>&1
+ echo '#include <stdio.h>'>>/tmp/isnan.c
+ echo '#include <stdlib.h>'>>/tmp/isnan.c
+ echo '#include <math.h>'>>/tmp/isnan.c
+-echo 'main(){isnan(0.0);return 0;}'>>/tmp/isnan.c
++echo 'int main(){isnan(0.0);return 0;}'>>/tmp/isnan.c
+ $c /tmp/isnan.c -o /tmp/isnan $math >/dev/null 2>&1
+ if [ $? = 0 ]
+ then NOISNAN=
+@@ -33,8 +33,8 @@ so=y
+ opts='-O3'
+ 
+ $c -s -c -I.. -I../shared -I../bfp -I../bfp/bfp_LUSOL -I../bfp/bfp_LUSOL/LUSOL -I../colamd $opts $def $NOISNAN -DYY_NEVER_INTERACTIVE -DPARSER_LP -DINVERSE_ACTIVE=INVERSE_LUSOL -DRoleIsExternalInvEngine $src
+-ar rv bin/$PLATFORM/liblpsolve55.a `echo $src|sed s/[.]c/.o/g|sed 's/[^ ]*\///g'`
+-ranlib bin/$PLATFORM/liblpsolve55.a
++${AR:-ar} rv bin/$PLATFORM/liblpsolve55.a `echo $src|sed s/[.]c/.o/g|sed 's/[^ ]*\///g'`
++${RANLIB:-ranlib} bin/$PLATFORM/liblpsolve55.a
+ 
+ if [ "$so" != "" ]
+ then
+--- a/lpsolve55/ccc.osx
++++ b/lpsolve55/ccc.osx
+@@ -1,6 +1,6 @@
+ :
+ src='../lp_MDO.c ../shared/commonlib.c ../shared/mmio.c ../shared/myblas.c ../ini.c ../fortify.c ../colamd/colamd.c ../lp_rlp.c ../lp_crash.c ../bfp/bfp_LUSOL/lp_LUSOL.c ../bfp/bfp_LUSOL/LUSOL/lusol.c ../lp_Hash.c ../lp_lib.c ../lp_wlp.c ../lp_matrix.c ../lp_mipbb.c ../lp_MPS.c ../lp_params.c ../lp_presolve.c ../lp_price.c ../lp_pricePSE.c ../lp_report.c ../lp_scale.c ../lp_simplex.c ../lp_SOS.c ../lp_utils.c ../yacc_read.c'
+-c=cc
++c=${CC:-cc}
+ 
+ MYTMP=`mktemp -d "${TMPDIR:-/tmp}"/lp_solve_XXXXXX`
+ 
+@@ -8,7 +8,7 @@ MYTMP=`mktemp -d "${TMPDIR:-/tmp}"/lp_solve_XXXXXX`
+ >"$MYTMP"/platform.c
+ echo '#include <stdlib.h>'>>"$MYTMP"/platform.c
+ echo '#include <stdio.h>'>>"$MYTMP"/platform.c
+-echo 'main(){printf("osx%d", (int) (sizeof(void *)*8));}'>>"$MYTMP"/platform.c
++echo 'int main(){printf("osx%d", (int) (sizeof(void *)*8));}'>>"$MYTMP"/platform.c
+ $c "$MYTMP"/platform.c -o "$MYTMP"/platform
+ PLATFORM=`"$MYTMP"/platform`
+ rm "$MYTMP"/platform "$MYTMP"/platform.c >/dev/null 2>&1
+@@ -20,7 +20,7 @@ mkdir bin bin/$PLATFORM >/dev/null 2>&1
+ echo '#include <stdio.h>'>>"$MYTMP"/isnan.c
+ echo '#include <stdlib.h>'>>"$MYTMP"/isnan.c
+ echo '#include <math.h>'>>"$MYTMP"/isnan.c
+-echo 'main(){isnan(0.0);return 0;}'>>"$MYTMP"/isnan.c
++echo 'int main(){isnan(0.0);return 0;}'>>"$MYTMP"/isnan.c
+ $c "$MYTMP"/isnan.c -o "$MYTMP"/isnan $math >/dev/null 2>&1
+ if [ $? = 0 ]
+ then NOISNAN=
+--- a/lpsolve55/ccc.solaris
++++ b/lpsolve55/ccc.solaris
+@@ -1,12 +1,12 @@
+ :
+ src='../lp_MDO.c ../shared/commonlib.c ../shared/mmio.c ../shared/myblas.c ../ini.c ../fortify.c ../colamd/colamd.c ../lp_rlp.c ../lp_crash.c ../bfp/bfp_LUSOL/lp_LUSOL.c ../bfp/bfp_LUSOL/LUSOL/lusol.c ../lp_Hash.c ../lp_lib.c ../lp_wlp.c ../lp_matrix.c ../lp_mipbb.c ../lp_MPS.c ../lp_params.c ../lp_presolve.c ../lp_price.c ../lp_pricePSE.c ../lp_report.c ../lp_scale.c ../lp_simplex.c ../lp_SOS.c ../lp_utils.c ../yacc_read.c'
+-c=cc
++c=${CC:-cc}
+ 
+ #determine platform (32/64 bit)
+ >/tmp/platform.c
+ echo '#include <stdlib.h>'>>/tmp/platform.c
+ echo '#include <stdio.h>'>>/tmp/platform.c
+-echo 'main(){printf("ux%d", (int) (sizeof(void *)*8));}'>>/tmp/platform.c
++echo 'int main(){printf("ux%d", (int) (sizeof(void *)*8));}'>>/tmp/platform.c
+ $c /tmp/platform.c -o /tmp/platform
+ PLATFORM=`/tmp/platform`
+ rm /tmp/platform /tmp/platform.c >/dev/null 2>&1
+@@ -18,7 +18,7 @@ mkdir bin bin/$PLATFORM >/dev/null 2>&1
+ echo '#include <stdio.h>'>>/tmp/isnan.c
+ echo '#include <stdlib.h>'>>/tmp/isnan.c
+ echo '#include <math.h>'>>/tmp/isnan.c
+-echo 'main(){isnan(0.0);return 0;}'>>/tmp/isnan.c
++echo 'int main(){isnan(0.0);return 0;}'>>/tmp/isnan.c
+ $c /tmp/isnan.c -o /tmp/isnan $math >/dev/null 2>&1
+ if [ $? = 0 ]
+ then NOISNAN=
+@@ -33,8 +33,8 @@ so=y
+ opts='-O3'
+ 
+ $c -s -c -I.. -I../shared -I../bfp -I../bfp/bfp_LUSOL -I../bfp/bfp_LUSOL/LUSOL -I../colamd $opts $def $NOISNAN -DYY_NEVER_INTERACTIVE -DPARSER_LP -DINVERSE_ACTIVE=INVERSE_LUSOL -DRoleIsExternalInvEngine $src
+-ar rv bin/$PLATFORM/liblpsolve55.a `echo $src|sed s/[.]c/.o/g|sed 's/[^ ]*\///g'`
+-ranlib bin/$PLATFORM/liblpsolve55.a
++${AR:-ar} rv bin/$PLATFORM/liblpsolve55.a `echo $src|sed s/[.]c/.o/g|sed 's/[^ ]*\///g'`
++${RANLIB:-ranlib} bin/$PLATFORM/liblpsolve55.a
+ 
+ if [ "$so" != "" ]
+ then
+--- a/lpsolve55/cccLUSOL.osx
++++ b/lpsolve55/cccLUSOL.osx
+@@ -1,11 +1,11 @@
+ src='../lp_MDO.c ../shared/commonlib.c ../shared/mmio.c ../shared/myblas.c ../ini.c ../fortify.c ../colamd/colamd.c ../lp_rlp.c ../lp_crash.c ../bfp/bfp_LUSOL/lp_LUSOL.c ../bfp/bfp_LUSOL/LUSOL/lusol.c ../lp_Hash.c ../lp_lib.c ../lp_wlp.c ../lp_matrix.c ../lp_mipbb.c ../lp_MPS.c ../lp_params.c ../lp_presolve.c ../lp_price.c ../lp_pricePSE.c ../lp_report.c ../lp_scale.c ../lp_simplex.c ../lp_SOS.c ../lp_utils.c ../yacc_read.c ../bfp/bfp_LUSOL/lusol.c'
+-c=cc
++c=${CC:-cc}
+ 
+ #determine platform (32/64 bit)
+ >/tmp/platform.c
+ echo '#include <stdlib.h>'>>/tmp/platform.c
+ echo '#include <stdio.h>'>>/tmp/platform.c
+-echo 'main(){printf("ux%d", (int) (sizeof(void *)*8));}'>>/tmp/platform.c
++echo 'int main(){printf("ux%d", (int) (sizeof(void *)*8));}'>>/tmp/platform.c
+ $c /tmp/platform.c -o /tmp/platform
+ PLATFORM=`/tmp/platform`
+ rm /tmp/platform /tmp/platform.c >/dev/null 2>&1
+@@ -17,7 +17,7 @@ mkdir bin bin/$PLATFORM >/dev/null 2>&1
+ echo '#include <stdio.h>'>>/tmp/isnan.c
+ echo '#include <stdlib.h>'>>/tmp/isnan.c
+ echo '#include <math.h>'>>/tmp/isnan.c
+-echo 'main(){isnan(0.0);return 0;}'>>/tmp/isnan.c
++echo 'int main(){isnan(0.0);return 0;}'>>/tmp/isnan.c
+ $c /tmp/isnan.c -o /tmp/isnan $math >/dev/null 2>&1
+ if [ $? = 0 ]
+ then NOISNAN=